2520943640

素因数分解:

$2^3\times 5^1\times {\mathrm{223}}^1\times {\mathrm{282617}}^1$

素因数の和:282851

約数の個数: 32

約数和(自身を含む): 5697578880

約数和(自身を除く): 3176635240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 223, 446, 892, 1115, 1784, 2230, 4460, 8920, 282617, 565234, 1130468, 1413085, 2260936, 2826170, 5652340, 11304680, 63023591, 126047182, 252094364, 315117955, 504188728, 630235910, 1260471820, 2520943640]

約数ペア:

[(1, 2520943640), (2, 1260471820), (4, 630235910), (5, 504188728), (8, 315117955), (10, 252094364), (20, 126047182), (40, 63023591), (223, 11304680), (446, 5652340), (892, 2826170), (1115, 2260936), (1784, 1413085), (2230, 1130468), (4460, 565234), (8920, 282617)]