45686920

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2713}}^1$

素因数の和:3145

約数の個数: 32

約数和(自身を含む): 103077720

約数和(自身を除く): 57390800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1684, 2105, 2713, 3368, 4210, 5426, 8420, 10852, 13565, 16840, 21704, 27130, 54260, 108520, 1142173, 2284346, 4568692, 5710865, 9137384, 11421730, 22843460, 45686920]

約数ペア:

[(1, 45686920), (2, 22843460), (4, 11421730), (5, 9137384), (8, 5710865), (10, 4568692), (20, 2284346), (40, 1142173), (421, 108520), (842, 54260), (1684, 27130), (2105, 21704), (2713, 16840), (3368, 13565), (4210, 10852), (5426, 8420)]