2701960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2179}}^1$

素因数の和:2221

約数の個数: 32

約数和(自身を含む): 6278400

約数和(自身を除く): 3576440

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2179, 4358, 8716, 10895, 17432, 21790, 43580, 67549, 87160, 135098, 270196, 337745, 540392, 675490, 1350980, 2701960]

約数ペア:

[(1, 2701960), (2, 1350980), (4, 675490), (5, 540392), (8, 337745), (10, 270196), (20, 135098), (31, 87160), (40, 67549), (62, 43580), (124, 21790), (155, 17432), (248, 10895), (310, 8716), (620, 4358), (1240, 2179)]