2480812280

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{571}}^1\times {\mathrm{2311}}^1$

素因数の和:2940

約数の個数: 64

約数和(自身を含む): 5713044480

約数和(自身を除く): 3232232200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 571, 940, 1142, 1880, 2284, 2311, 2855, 4568, 4622, 5710, 9244, 11420, 11555, 18488, 22840, 23110, 26837, 46220, 53674, 92440, 107348, 108617, 134185, 214696, 217234, 268370, 434468, 536740, 543085, 868936, 1073480, 1086170, 1319581, 2172340, 2639162, 4344680, 5278324, 6597905, 10556648, 13195810, 26391620, 52783240, 62020307, 124040614, 248081228, 310101535, 496162456, 620203070, 1240406140, 2480812280]

約数ペア:

[(1, 2480812280), (2, 1240406140), (4, 620203070), (5, 496162456), (8, 310101535), (10, 248081228), (20, 124040614), (40, 62020307), (47, 52783240), (94, 26391620), (188, 13195810), (235, 10556648), (376, 6597905), (470, 5278324), (571, 4344680), (940, 2639162), (1142, 2172340), (1880, 1319581), (2284, 1086170), (2311, 1073480), (2855, 868936), (4568, 543085), (4622, 536740), (5710, 434468), (9244, 268370), (11420, 217234), (11555, 214696), (18488, 134185), (22840, 108617), (23110, 107348), (26837, 92440), (46220, 53674)]