31080940

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{141277}}^1$

素因数の和:141297

約数の個数: 24

約数和(自身を含む): 71204112

約数和(自身を除く): 40123172

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 141277, 282554, 565108, 706385, 1412770, 1554047, 2825540, 3108094, 6216188, 7770235, 15540470, 31080940]

約数ペア:

[(1, 31080940), (2, 15540470), (4, 7770235), (5, 6216188), (10, 3108094), (11, 2825540), (20, 1554047), (22, 1412770), (44, 706385), (55, 565108), (110, 282554), (220, 141277)]