2513680

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2417}}^1$

素因数の和:2443

約数の個数: 40

約数和(自身を含む): 6296472

約数和(自身を除く): 3782792

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2417, 4834, 9668, 12085, 19336, 24170, 31421, 38672, 48340, 62842, 96680, 125684, 157105, 193360, 251368, 314210, 502736, 628420, 1256840, 2513680]

約数ペア:

[(1, 2513680), (2, 1256840), (4, 628420), (5, 502736), (8, 314210), (10, 251368), (13, 193360), (16, 157105), (20, 125684), (26, 96680), (40, 62842), (52, 48340), (65, 38672), (80, 31421), (104, 24170), (130, 19336), (208, 12085), (260, 9668), (520, 4834), (1040, 2417)]