315101980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{508229}}^1$

素因数の和:508269

約数の個数: 24

約数和(自身を含む): 683061120

約数和(自身を除く): 367959140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 508229, 1016458, 2032916, 2541145, 5082290, 10164580, 15755099, 31510198, 63020396, 78775495, 157550990, 315101980]

約数ペア:

[(1, 315101980), (2, 157550990), (4, 78775495), (5, 63020396), (10, 31510198), (20, 15755099), (31, 10164580), (62, 5082290), (124, 2541145), (155, 2032916), (310, 1016458), (620, 508229)]