31080620

素因数分解:

$2^2\times 5^1\times {\mathrm{461}}^1\times {\mathrm{3371}}^1$

素因数の和:3841

約数の個数: 24

約数和(自身を含む): 65430288

約数和(自身を除く): 34349668

約数列:

[1, 2, 4, 5, 10, 20, 461, 922, 1844, 2305, 3371, 4610, 6742, 9220, 13484, 16855, 33710, 67420, 1554031, 3108062, 6216124, 7770155, 15540310, 31080620]

約数ペア:

[(1, 31080620), (2, 15540310), (4, 7770155), (5, 6216124), (10, 3108062), (20, 1554031), (461, 67420), (922, 33710), (1844, 16855), (2305, 13484), (3371, 9220), (4610, 6742)]