23963320

素因数分解:

$2^3\times 5^1\times {\mathrm{421}}^1\times {\mathrm{1423}}^1$

素因数の和:1855

約数の個数: 32

約数和(自身を含む): 54083520

約数和(自身を除く): 30120200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 421, 842, 1423, 1684, 2105, 2846, 3368, 4210, 5692, 7115, 8420, 11384, 14230, 16840, 28460, 56920, 599083, 1198166, 2396332, 2995415, 4792664, 5990830, 11981660, 23963320]

約数ペア:

[(1, 23963320), (2, 11981660), (4, 5990830), (5, 4792664), (8, 2995415), (10, 2396332), (20, 1198166), (40, 599083), (421, 56920), (842, 28460), (1423, 16840), (1684, 14230), (2105, 11384), (2846, 8420), (3368, 7115), (4210, 5692)]