23136920

素因数分解:

$2^3\times 5^1\times {\mathrm{571}}^1\times {\mathrm{1013}}^1$

素因数の和:1595

約数の個数: 32

約数和(自身を含む): 52200720

約数和(自身を除く): 29063800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 571, 1013, 1142, 2026, 2284, 2855, 4052, 4568, 5065, 5710, 8104, 10130, 11420, 20260, 22840, 40520, 578423, 1156846, 2313692, 2892115, 4627384, 5784230, 11568460, 23136920]

約数ペア:

[(1, 23136920), (2, 11568460), (4, 5784230), (5, 4627384), (8, 2892115), (10, 2313692), (20, 1156846), (40, 578423), (571, 40520), (1013, 22840), (1142, 20260), (2026, 11420), (2284, 10130), (2855, 8104), (4052, 5710), (4568, 5065)]