28033840

素因数分解:

$2^4\times 5^1\times {\mathrm{350423}}^1$

素因数の和:350436

約数の個数: 20

約数和(自身を含む): 65178864

約数和(自身を除く): 37145024

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 350423, 700846, 1401692, 1752115, 2803384, 3504230, 5606768, 7008460, 14016920, 28033840]

約数ペア:

[(1, 28033840), (2, 14016920), (4, 7008460), (5, 5606768), (8, 3504230), (10, 2803384), (16, 1752115), (20, 1401692), (40, 700846), (80, 350423)]