20173440070

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{1871}}^1$

素因数の和:2126

約数の個数: 128

約数和(自身を含む): 44743974912

約数和(自身を除く): 24570534842

約数列:

[1, 2, 5, 7, 10, 14, 23, 35, 37, 46, 70, 74, 115, 161, 181, 185, 230, 259, 322, 362, 370, 518, 805, 851, 905, 1267, 1295, 1610, 1702, 1810, 1871, 2534, 2590, 3742, 4163, 4255, 5957, 6335, 6697, 8326, 8510, 9355, 11914, 12670, 13097, 13394, 18710, 20815, 26194, 29141, 29785, 33485, 41630, 43033, 46879, 58282, 59570, 65485, 66970, 69227, 86066, 93758, 130970, 138454, 145705, 154031, 215165, 234395, 291410, 301231, 308062, 338651, 346135, 430330, 468790, 484589, 602462, 677302, 692270, 770155, 969178, 1078217, 1506155, 1540310, 1592221, 1693255, 2156434, 2370557, 2422945, 3012310, 3184442, 3386510, 4741114, 4845890, 5391085, 7788973, 7961105, 10782170, 11145547, 11852785, 12530087, 15577946, 15922210, 22291094, 23705570, 25060174, 38944865, 54522811, 55727735, 62650435, 77889730, 87710609, 109045622, 111455470, 125300870, 175421218, 272614055, 288192001, 438553045, 545228110, 576384002, 877106090, 1440960005, 2017344007, 2881920010, 4034688014, 10086720035, 20173440070]

約数ペア:

[(1, 20173440070), (2, 10086720035), (5, 4034688014), (7, 2881920010), (10, 2017344007), (14, 1440960005), (23, 877106090), (35, 576384002), (37, 545228110), (46, 438553045), (70, 288192001), (74, 272614055), (115, 175421218), (161, 125300870), (181, 111455470), (185, 109045622), (230, 87710609), (259, 77889730), (322, 62650435), (362, 55727735), (370, 54522811), (518, 38944865), (805, 25060174), (851, 23705570), (905, 22291094), (1267, 15922210), (1295, 15577946), (1610, 12530087), (1702, 11852785), (1810, 11145547), (1871, 10782170), (2534, 7961105), (2590, 7788973), (3742, 5391085), (4163, 4845890), (4255, 4741114), (5957, 3386510), (6335, 3184442), (6697, 3012310), (8326, 2422945), (8510, 2370557), (9355, 2156434), (11914, 1693255), (12670, 1592221), (13097, 1540310), (13394, 1506155), (18710, 1078217), (20815, 969178), (26194, 770155), (29141, 692270), (29785, 677302), (33485, 602462), (41630, 484589), (43033, 468790), (46879, 430330), (58282, 346135), (59570, 338651), (65485, 308062), (66970, 301231), (69227, 291410), (86066, 234395), (93758, 215165), (130970, 154031), (138454, 145705)]