2141620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8237}}^1$

素因数の和:8259

約数の個数: 24

約数和(自身を含む): 4843944

約数和(自身を除く): 2702324

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 8237, 16474, 32948, 41185, 82370, 107081, 164740, 214162, 428324, 535405, 1070810, 2141620]

約数ペア:

[(1, 2141620), (2, 1070810), (4, 535405), (5, 428324), (10, 214162), (13, 164740), (20, 107081), (26, 82370), (52, 41185), (65, 32948), (130, 16474), (260, 8237)]