521103380

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{587}}^1$

素因数の和:993

約数の個数: 96

約数和(自身を含む): 1330027776

約数和(自身を除く): 808924396

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 68, 70, 85, 119, 140, 170, 238, 340, 373, 476, 587, 595, 746, 1174, 1190, 1492, 1865, 2348, 2380, 2611, 2935, 3730, 4109, 5222, 5870, 6341, 7460, 8218, 9979, 10444, 11740, 12682, 13055, 16436, 19958, 20545, 25364, 26110, 31705, 39916, 41090, 44387, 49895, 52220, 63410, 69853, 82180, 88774, 99790, 126820, 139706, 177548, 199580, 218951, 221935, 279412, 349265, 437902, 443870, 698530, 875804, 887740, 1094755, 1397060, 1532657, 2189510, 3065314, 3722167, 4379020, 6130628, 7444334, 7663285, 14888668, 15326570, 18610835, 26055169, 30653140, 37221670, 52110338, 74443340, 104220676, 130275845, 260551690, 521103380]

約数ペア:

[(1, 521103380), (2, 260551690), (4, 130275845), (5, 104220676), (7, 74443340), (10, 52110338), (14, 37221670), (17, 30653140), (20, 26055169), (28, 18610835), (34, 15326570), (35, 14888668), (68, 7663285), (70, 7444334), (85, 6130628), (119, 4379020), (140, 3722167), (170, 3065314), (238, 2189510), (340, 1532657), (373, 1397060), (476, 1094755), (587, 887740), (595, 875804), (746, 698530), (1174, 443870), (1190, 437902), (1492, 349265), (1865, 279412), (2348, 221935), (2380, 218951), (2611, 199580), (2935, 177548), (3730, 139706), (4109, 126820), (5222, 99790), (5870, 88774), (6341, 82180), (7460, 69853), (8218, 63410), (9979, 52220), (10444, 49895), (11740, 44387), (12682, 41090), (13055, 39916), (16436, 31705), (19958, 26110), (20545, 25364)]