23380820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{877}}^1$

素因数の和:960

約数の個数: 48

約数和(自身を含む): 51921408

約数和(自身を除く): 28540588

約数列:

[1, 2, 4, 5, 10, 20, 31, 43, 62, 86, 124, 155, 172, 215, 310, 430, 620, 860, 877, 1333, 1754, 2666, 3508, 4385, 5332, 6665, 8770, 13330, 17540, 26660, 27187, 37711, 54374, 75422, 108748, 135935, 150844, 188555, 271870, 377110, 543740, 754220, 1169041, 2338082, 4676164, 5845205, 11690410, 23380820]

約数ペア:

[(1, 23380820), (2, 11690410), (4, 5845205), (5, 4676164), (10, 2338082), (20, 1169041), (31, 754220), (43, 543740), (62, 377110), (86, 271870), (124, 188555), (155, 150844), (172, 135935), (215, 108748), (310, 75422), (430, 54374), (620, 37711), (860, 27187), (877, 26660), (1333, 17540), (1754, 13330), (2666, 8770), (3508, 6665), (4385, 5332)]