237553940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1831}}^1$

素因数の和:2352

約数の個数: 48

約数和(自身を含む): 538608000

約数和(自身を除く): 301054060

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 499, 998, 1831, 1996, 2495, 3662, 4990, 6487, 7324, 9155, 9980, 12974, 18310, 23803, 25948, 32435, 36620, 47606, 64870, 95212, 119015, 129740, 238030, 476060, 913669, 1827338, 3654676, 4568345, 9136690, 11877697, 18273380, 23755394, 47510788, 59388485, 118776970, 237553940]

約数ペア:

[(1, 237553940), (2, 118776970), (4, 59388485), (5, 47510788), (10, 23755394), (13, 18273380), (20, 11877697), (26, 9136690), (52, 4568345), (65, 3654676), (130, 1827338), (260, 913669), (499, 476060), (998, 238030), (1831, 129740), (1996, 119015), (2495, 95212), (3662, 64870), (4990, 47606), (6487, 36620), (7324, 32435), (9155, 25948), (9980, 23803), (12974, 18310)]