140214860

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{1627}}^1$

素因数の和:1806

約数の個数: 48

約数和(自身を含む): 306324480

約数和(自身を除く): 166109620

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 139, 155, 278, 310, 556, 620, 695, 1390, 1627, 2780, 3254, 4309, 6508, 8135, 8618, 16270, 17236, 21545, 32540, 43090, 50437, 86180, 100874, 201748, 226153, 252185, 452306, 504370, 904612, 1008740, 1130765, 2261530, 4523060, 7010743, 14021486, 28042972, 35053715, 70107430, 140214860]

約数ペア:

[(1, 140214860), (2, 70107430), (4, 35053715), (5, 28042972), (10, 14021486), (20, 7010743), (31, 4523060), (62, 2261530), (124, 1130765), (139, 1008740), (155, 904612), (278, 504370), (310, 452306), (556, 252185), (620, 226153), (695, 201748), (1390, 100874), (1627, 86180), (2780, 50437), (3254, 43090), (4309, 32540), (6508, 21545), (8135, 17236), (8618, 16270)]