20693430

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{7417}}^1$

素因数の和:7461

約数の個数: 48

約数和(自身を含む): 55545984

約数和(自身を除く): 34852554

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 155, 186, 279, 310, 465, 558, 930, 1395, 2790, 7417, 14834, 22251, 37085, 44502, 66753, 74170, 111255, 133506, 222510, 229927, 333765, 459854, 667530, 689781, 1149635, 1379562, 2069343, 2299270, 3448905, 4138686, 6897810, 10346715, 20693430]

約数ペア:

[(1, 20693430), (2, 10346715), (3, 6897810), (5, 4138686), (6, 3448905), (9, 2299270), (10, 2069343), (15, 1379562), (18, 1149635), (30, 689781), (31, 667530), (45, 459854), (62, 333765), (90, 229927), (93, 222510), (155, 133506), (186, 111255), (279, 74170), (310, 66753), (465, 44502), (558, 37085), (930, 22251), (1395, 14834), (2790, 7417)]