8951980

素因数分解:

$2^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{1181}}^1$

素因数の和:1569

約数の個数: 24

約数和(自身を含む): 18864720

約数和(自身を除く): 9912740

約数列:

[1, 2, 4, 5, 10, 20, 379, 758, 1181, 1516, 1895, 2362, 3790, 4724, 5905, 7580, 11810, 23620, 447599, 895198, 1790396, 2237995, 4475990, 8951980]

約数ペア:

[(1, 8951980), (2, 4475990), (4, 2237995), (5, 1790396), (10, 895198), (20, 447599), (379, 23620), (758, 11810), (1181, 7580), (1516, 5905), (1895, 4724), (2362, 3790)]