9968620

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{8171}}^1$

素因数の和:8241

約数の個数: 24

約数和(自身を含む): 21279888

約数和(自身を除く): 11311268

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 8171, 16342, 32684, 40855, 81710, 163420, 498431, 996862, 1993724, 2492155, 4984310, 9968620]

約数ペア:

[(1, 9968620), (2, 4984310), (4, 2492155), (5, 1993724), (10, 996862), (20, 498431), (61, 163420), (122, 81710), (244, 40855), (305, 32684), (610, 16342), (1220, 8171)]