43285990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:325

約数の個数: 64

約数和(自身を含む): 90720000

約数和(自身を除く): 47434010

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 139, 149, 190, 209, 278, 298, 418, 695, 745, 1045, 1390, 1490, 1529, 1639, 2090, 2641, 2831, 3058, 3278, 5282, 5662, 7645, 8195, 13205, 14155, 15290, 16390, 20711, 26410, 28310, 29051, 31141, 41422, 58102, 62282, 103555, 145255, 155705, 207110, 227821, 290510, 311410, 393509, 455642, 787018, 1139105, 1967545, 2278210, 3935090, 4328599, 8657198, 21642995, 43285990]

約数ペア:

[(1, 43285990), (2, 21642995), (5, 8657198), (10, 4328599), (11, 3935090), (19, 2278210), (22, 1967545), (38, 1139105), (55, 787018), (95, 455642), (110, 393509), (139, 311410), (149, 290510), (190, 227821), (209, 207110), (278, 155705), (298, 145255), (418, 103555), (695, 62282), (745, 58102), (1045, 41422), (1390, 31141), (1490, 29051), (1529, 28310), (1639, 26410), (2090, 20711), (2641, 16390), (2831, 15290), (3058, 14155), (3278, 13205), (5282, 8195), (5662, 7645)]