42165580

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1447}}^1$

素因数の和:1534

約数の個数: 48

約数和(自身を含む): 93413376

約数和(自身を除く): 51247796

約数列:

[1, 2, 4, 5, 10, 20, 31, 47, 62, 94, 124, 155, 188, 235, 310, 470, 620, 940, 1447, 1457, 2894, 2914, 5788, 5828, 7235, 7285, 14470, 14570, 28940, 29140, 44857, 68009, 89714, 136018, 179428, 224285, 272036, 340045, 448570, 680090, 897140, 1360180, 2108279, 4216558, 8433116, 10541395, 21082790, 42165580]

約数ペア:

[(1, 42165580), (2, 21082790), (4, 10541395), (5, 8433116), (10, 4216558), (20, 2108279), (31, 1360180), (47, 897140), (62, 680090), (94, 448570), (124, 340045), (155, 272036), (188, 224285), (235, 179428), (310, 136018), (470, 89714), (620, 68009), (940, 44857), (1447, 29140), (1457, 28940), (2894, 14570), (2914, 14470), (5788, 7285), (5828, 7235)]