19551437620

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{383}}^1\times {\mathrm{1373}}^1$

素因数の和:1802

約数の個数: 144

約数和(自身を含む): 48663078912

約数和(自身を除く): 29111641292

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 130, 143, 169, 220, 260, 286, 338, 383, 572, 676, 715, 766, 845, 1373, 1430, 1532, 1690, 1859, 1915, 2746, 2860, 3380, 3718, 3830, 4213, 4979, 5492, 6865, 7436, 7660, 8426, 9295, 9958, 13730, 15103, 16852, 17849, 18590, 19916, 21065, 24895, 27460, 30206, 35698, 37180, 42130, 49790, 54769, 60412, 64727, 71396, 75515, 84260, 89245, 99580, 109538, 129454, 151030, 178490, 196339, 219076, 232037, 258908, 273845, 302060, 323635, 356980, 392678, 464074, 525859, 547690, 647270, 711997, 785356, 928148, 981695, 1051718, 1095380, 1160185, 1294540, 1423994, 1963390, 2103436, 2320370, 2552407, 2629295, 2847988, 3559985, 3926780, 4640740, 5104814, 5258590, 5784449, 6836167, 7119970, 10209628, 10517180, 11568898, 12762035, 13672334, 14239940, 23137796, 25524070, 27344668, 28922245, 34180835, 51048140, 57844490, 68361670, 75197837, 88870171, 115688980, 136723340, 150395674, 177740342, 300791348, 355480684, 375989185, 444350855, 751978370, 888701710, 977571881, 1503956740, 1777403420, 1955143762, 3910287524, 4887859405, 9775718810, 19551437620]

約数ペア:

[(1, 19551437620), (2, 9775718810), (4, 4887859405), (5, 3910287524), (10, 1955143762), (11, 1777403420), (13, 1503956740), (20, 977571881), (22, 888701710), (26, 751978370), (44, 444350855), (52, 375989185), (55, 355480684), (65, 300791348), (110, 177740342), (130, 150395674), (143, 136723340), (169, 115688980), (220, 88870171), (260, 75197837), (286, 68361670), (338, 57844490), (383, 51048140), (572, 34180835), (676, 28922245), (715, 27344668), (766, 25524070), (845, 23137796), (1373, 14239940), (1430, 13672334), (1532, 12762035), (1690, 11568898), (1859, 10517180), (1915, 10209628), (2746, 7119970), (2860, 6836167), (3380, 5784449), (3718, 5258590), (3830, 5104814), (4213, 4640740), (4979, 3926780), (5492, 3559985), (6865, 2847988), (7436, 2629295), (7660, 2552407), (8426, 2320370), (9295, 2103436), (9958, 1963390), (13730, 1423994), (15103, 1294540), (16852, 1160185), (17849, 1095380), (18590, 1051718), (19916, 981695), (21065, 928148), (24895, 785356), (27460, 711997), (30206, 647270), (35698, 547690), (37180, 525859), (42130, 464074), (49790, 392678), (54769, 356980), (60412, 323635), (64727, 302060), (71396, 273845), (75515, 258908), (84260, 232037), (89245, 219076), (99580, 196339), (109538, 178490), (129454, 151030)]