1350980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2219

約数の個数: 24

約数和(自身を含む): 2929920

約数和(自身を除く): 1578940

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 2179, 4358, 8716, 10895, 21790, 43580, 67549, 135098, 270196, 337745, 675490, 1350980]

約数ペア:

[(1, 1350980), (2, 675490), (4, 337745), (5, 270196), (10, 135098), (20, 67549), (31, 43580), (62, 21790), (124, 10895), (155, 8716), (310, 4358), (620, 2179)]