28608440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{1231}}^1$

素因数の和:1332

約数の個数: 64

約数和(自身を含む): 74511360

約数和(自身を除く): 45902920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 83, 140, 166, 280, 332, 415, 581, 664, 830, 1162, 1231, 1660, 2324, 2462, 2905, 3320, 4648, 4924, 5810, 6155, 8617, 9848, 11620, 12310, 17234, 23240, 24620, 34468, 43085, 49240, 68936, 86170, 102173, 172340, 204346, 344680, 408692, 510865, 715211, 817384, 1021730, 1430422, 2043460, 2860844, 3576055, 4086920, 5721688, 7152110, 14304220, 28608440]

約数ペア:

[(1, 28608440), (2, 14304220), (4, 7152110), (5, 5721688), (7, 4086920), (8, 3576055), (10, 2860844), (14, 2043460), (20, 1430422), (28, 1021730), (35, 817384), (40, 715211), (56, 510865), (70, 408692), (83, 344680), (140, 204346), (166, 172340), (280, 102173), (332, 86170), (415, 68936), (581, 49240), (664, 43085), (830, 34468), (1162, 24620), (1231, 23240), (1660, 17234), (2324, 12310), (2462, 11620), (2905, 9848), (3320, 8617), (4648, 6155), (4924, 5810)]