20178353020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{1567}}^1$

素因数の和:1752

約数の個数: 192

約数和(自身を含む): 52600504320

約数和(自身を除く): 32422151300

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 70, 76, 94, 95, 103, 133, 140, 188, 190, 206, 235, 266, 329, 380, 412, 470, 515, 532, 658, 665, 721, 893, 940, 1030, 1316, 1330, 1442, 1567, 1645, 1786, 1957, 2060, 2660, 2884, 3134, 3290, 3572, 3605, 3914, 4465, 4841, 6251, 6268, 6580, 7210, 7828, 7835, 8930, 9682, 9785, 10969, 12502, 13699, 14420, 15670, 17860, 19364, 19570, 21938, 24205, 25004, 27398, 29773, 31255, 31340, 33887, 39140, 43876, 48410, 54796, 54845, 59546, 62510, 67774, 68495, 73649, 91979, 96820, 109690, 119092, 125020, 135548, 136990, 147298, 148865, 161401, 169435, 183958, 208411, 219380, 273980, 294596, 297730, 322802, 338870, 367916, 368245, 416822, 459895, 515543, 595460, 643853, 645604, 677740, 736490, 807005, 833644, 919790, 1031086, 1042055, 1129807, 1287706, 1399331, 1472980, 1614010, 1839580, 2062172, 2084110, 2259614, 2575412, 2577715, 2798662, 3066619, 3219265, 3228020, 4168220, 4519228, 5155430, 5597324, 5649035, 6133238, 6438530, 6996655, 7585847, 9795317, 10310860, 11298070, 12266476, 12877060, 13993310, 15171694, 15333095, 19590634, 21466333, 22596140, 27986620, 30343388, 30666190, 37929235, 39181268, 42932666, 48976585, 53100929, 61332380, 75858470, 85865332, 97953170, 106201858, 107331665, 144131093, 151716940, 195906340, 212403716, 214663330, 265504645, 288262186, 429326660, 531009290, 576524372, 720655465, 1008917651, 1062018580, 1441310930, 2017835302, 2882621860, 4035670604, 5044588255, 10089176510, 20178353020]

約数ペア:

[(1, 20178353020), (2, 10089176510), (4, 5044588255), (5, 4035670604), (7, 2882621860), (10, 2017835302), (14, 1441310930), (19, 1062018580), (20, 1008917651), (28, 720655465), (35, 576524372), (38, 531009290), (47, 429326660), (70, 288262186), (76, 265504645), (94, 214663330), (95, 212403716), (103, 195906340), (133, 151716940), (140, 144131093), (188, 107331665), (190, 106201858), (206, 97953170), (235, 85865332), (266, 75858470), (329, 61332380), (380, 53100929), (412, 48976585), (470, 42932666), (515, 39181268), (532, 37929235), (658, 30666190), (665, 30343388), (721, 27986620), (893, 22596140), (940, 21466333), (1030, 19590634), (1316, 15333095), (1330, 15171694), (1442, 13993310), (1567, 12877060), (1645, 12266476), (1786, 11298070), (1957, 10310860), (2060, 9795317), (2660, 7585847), (2884, 6996655), (3134, 6438530), (3290, 6133238), (3572, 5649035), (3605, 5597324), (3914, 5155430), (4465, 4519228), (4841, 4168220), (6251, 3228020), (6268, 3219265), (6580, 3066619), (7210, 2798662), (7828, 2577715), (7835, 2575412), (8930, 2259614), (9682, 2084110), (9785, 2062172), (10969, 1839580), (12502, 1614010), (13699, 1472980), (14420, 1399331), (15670, 1287706), (17860, 1129807), (19364, 1042055), (19570, 1031086), (21938, 919790), (24205, 833644), (25004, 807005), (27398, 736490), (29773, 677740), (31255, 645604), (31340, 643853), (33887, 595460), (39140, 515543), (43876, 459895), (48410, 416822), (54796, 368245), (54845, 367916), (59546, 338870), (62510, 322802), (67774, 297730), (68495, 294596), (73649, 273980), (91979, 219380), (96820, 208411), (109690, 183958), (119092, 169435), (125020, 161401), (135548, 148865), (136990, 147298)]