233906920

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{449821}}^1$

素因数の和:449845

約数の個数: 32

約数和(自身を含む): 566775720

約数和(自身を除く): 332868800

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 449821, 899642, 1799284, 2249105, 3598568, 4498210, 5847673, 8996420, 11695346, 17992840, 23390692, 29238365, 46781384, 58476730, 116953460, 233906920]

約数ペア:

[(1, 233906920), (2, 116953460), (4, 58476730), (5, 46781384), (8, 29238365), (10, 23390692), (13, 17992840), (20, 11695346), (26, 8996420), (40, 5847673), (52, 4498210), (65, 3598568), (104, 2249105), (130, 1799284), (260, 899642), (520, 449821)]