2650104440

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{5639}}^1$

素因数の和:6060

約数の個数: 64

約数和(自身を含む): 6172416000

約数和(自身を除く): 3522311560

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 379, 620, 758, 1240, 1516, 1895, 3032, 3790, 5639, 7580, 11278, 11749, 15160, 22556, 23498, 28195, 45112, 46996, 56390, 58745, 93992, 112780, 117490, 174809, 225560, 234980, 349618, 469960, 699236, 874045, 1398472, 1748090, 2137181, 3496180, 4274362, 6992360, 8548724, 10685905, 17097448, 21371810, 42743620, 66252611, 85487240, 132505222, 265010444, 331263055, 530020888, 662526110, 1325052220, 2650104440]

約数ペア:

[(1, 2650104440), (2, 1325052220), (4, 662526110), (5, 530020888), (8, 331263055), (10, 265010444), (20, 132505222), (31, 85487240), (40, 66252611), (62, 42743620), (124, 21371810), (155, 17097448), (248, 10685905), (310, 8548724), (379, 6992360), (620, 4274362), (758, 3496180), (1240, 2137181), (1516, 1748090), (1895, 1398472), (3032, 874045), (3790, 699236), (5639, 469960), (7580, 349618), (11278, 234980), (11749, 225560), (15160, 174809), (22556, 117490), (23498, 112780), (28195, 93992), (45112, 58745), (46996, 56390)]