631160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{509}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 1468800

約数和(自身を除く): 837640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 509, 620, 1018, 1240, 2036, 2545, 4072, 5090, 10180, 15779, 20360, 31558, 63116, 78895, 126232, 157790, 315580, 631160]

約数ペア:

[(1, 631160), (2, 315580), (4, 157790), (5, 126232), (8, 78895), (10, 63116), (20, 31558), (31, 20360), (40, 15779), (62, 10180), (124, 5090), (155, 4072), (248, 2545), (310, 2036), (509, 1240), (620, 1018)]