61853320

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{3673}}^1$

素因数の和:4105

約数の個数: 32

約数和(自身を含む): 139538520

約数和(自身を除く): 77685200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 3368, 3673, 4210, 7346, 8420, 14692, 16840, 18365, 29384, 36730, 73460, 146920, 1546333, 3092666, 6185332, 7731665, 12370664, 15463330, 30926660, 61853320]

約数ペア:

[(1, 61853320), (2, 30926660), (4, 15463330), (5, 12370664), (8, 7731665), (10, 6185332), (20, 3092666), (40, 1546333), (421, 146920), (842, 73460), (1684, 36730), (2105, 29384), (3368, 18365), (3673, 16840), (4210, 14692), (7346, 8420)]