31037140

素因数分解:

$2^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{6959}}^1$

素因数の和:7191

約数の個数: 24

約数和(自身を含む): 65479680

約数和(自身を除く): 34442540

約数列:

[1, 2, 4, 5, 10, 20, 223, 446, 892, 1115, 2230, 4460, 6959, 13918, 27836, 34795, 69590, 139180, 1551857, 3103714, 6207428, 7759285, 15518570, 31037140]

約数ペア:

[(1, 31037140), (2, 15518570), (4, 7759285), (5, 6207428), (10, 3103714), (20, 1551857), (223, 139180), (446, 69590), (892, 34795), (1115, 27836), (2230, 13918), (4460, 6959)]