2653642220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{5101}}^1$

素因数の和:5203

約数の個数: 72

約数和(自身を含む): 6029951760

約数和(自身を除く): 3376309540

約数列:

[1, 2, 4, 5, 10, 19, 20, 37, 38, 74, 76, 95, 148, 185, 190, 370, 380, 703, 740, 1369, 1406, 2738, 2812, 3515, 5101, 5476, 6845, 7030, 10202, 13690, 14060, 20404, 25505, 26011, 27380, 51010, 52022, 96919, 102020, 104044, 130055, 188737, 193838, 260110, 377474, 387676, 484595, 520220, 754948, 943685, 969190, 1887370, 1938380, 3586003, 3774740, 6983269, 7172006, 13966538, 14344012, 17930015, 27933076, 34916345, 35860030, 69832690, 71720060, 132682111, 139665380, 265364222, 530728444, 663410555, 1326821110, 2653642220]

約数ペア:

[(1, 2653642220), (2, 1326821110), (4, 663410555), (5, 530728444), (10, 265364222), (19, 139665380), (20, 132682111), (37, 71720060), (38, 69832690), (74, 35860030), (76, 34916345), (95, 27933076), (148, 17930015), (185, 14344012), (190, 13966538), (370, 7172006), (380, 6983269), (703, 3774740), (740, 3586003), (1369, 1938380), (1406, 1887370), (2738, 969190), (2812, 943685), (3515, 754948), (5101, 520220), (5476, 484595), (6845, 387676), (7030, 377474), (10202, 260110), (13690, 193838), (14060, 188737), (20404, 130055), (25505, 104044), (26011, 102020), (27380, 96919), (51010, 52022)]