39786940

素因数分解:

$2^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{12671}}^1$

素因数の和:12837

約数の個数: 24

約数和(自身を含む): 84091392

約数和(自身を除く): 44304452

約数列:

[1, 2, 4, 5, 10, 20, 157, 314, 628, 785, 1570, 3140, 12671, 25342, 50684, 63355, 126710, 253420, 1989347, 3978694, 7957388, 9946735, 19893470, 39786940]

約数ペア:

[(1, 39786940), (2, 19893470), (4, 9946735), (5, 7957388), (10, 3978694), (20, 1989347), (157, 253420), (314, 126710), (628, 63355), (785, 50684), (1570, 25342), (3140, 12671)]