123862020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{28279}}^1$

素因数の和:28364

約数の個数: 48

約数和(自身を含む): 351576960

約数和(自身を除く): 227714940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 28279, 56558, 84837, 113116, 141395, 169674, 282790, 339348, 424185, 565580, 848370, 1696740, 2064367, 4128734, 6193101, 8257468, 10321835, 12386202, 20643670, 24772404, 30965505, 41287340, 61931010, 123862020]

約数ペア:

[(1, 123862020), (2, 61931010), (3, 41287340), (4, 30965505), (5, 24772404), (6, 20643670), (10, 12386202), (12, 10321835), (15, 8257468), (20, 6193101), (30, 4128734), (60, 2064367), (73, 1696740), (146, 848370), (219, 565580), (292, 424185), (365, 339348), (438, 282790), (730, 169674), (876, 141395), (1095, 113116), (1460, 84837), (2190, 56558), (4380, 28279)]