13640930

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 25712640

約数和(自身を除く): 12071710

約数列:

[1, 2, 5, 10, 31, 62, 79, 155, 158, 310, 395, 557, 790, 1114, 2449, 2785, 4898, 5570, 12245, 17267, 24490, 34534, 44003, 86335, 88006, 172670, 220015, 440030, 1364093, 2728186, 6820465, 13640930]

約数ペア:

[(1, 13640930), (2, 6820465), (5, 2728186), (10, 1364093), (31, 440030), (62, 220015), (79, 172670), (155, 88006), (158, 86335), (310, 44003), (395, 34534), (557, 24490), (790, 17267), (1114, 12245), (2449, 5570), (2785, 4898)]