2913528040

素因数分解:

$2^3\times 5^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{3907}}^1$

素因数の和:4202

約数の個数: 64

約数和(自身を含む): 6657356160

約数和(自身を除く): 3743828120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 103, 181, 206, 362, 412, 515, 724, 824, 905, 1030, 1448, 1810, 2060, 3620, 3907, 4120, 7240, 7814, 15628, 18643, 19535, 31256, 37286, 39070, 74572, 78140, 93215, 149144, 156280, 186430, 372860, 402421, 707167, 745720, 804842, 1414334, 1609684, 2012105, 2828668, 3219368, 3535835, 4024210, 5657336, 7071670, 8048420, 14143340, 16096840, 28286680, 72838201, 145676402, 291352804, 364191005, 582705608, 728382010, 1456764020, 2913528040]

約数ペア:

[(1, 2913528040), (2, 1456764020), (4, 728382010), (5, 582705608), (8, 364191005), (10, 291352804), (20, 145676402), (40, 72838201), (103, 28286680), (181, 16096840), (206, 14143340), (362, 8048420), (412, 7071670), (515, 5657336), (724, 4024210), (824, 3535835), (905, 3219368), (1030, 2828668), (1448, 2012105), (1810, 1609684), (2060, 1414334), (3620, 804842), (3907, 745720), (4120, 707167), (7240, 402421), (7814, 372860), (15628, 186430), (18643, 156280), (19535, 149144), (31256, 93215), (37286, 78140), (39070, 74572)]