22661780

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{15959}}^1$

素因数の和:16039

約数の個数: 24

約数和(自身を含む): 48263040

約数和(自身を除く): 25601260

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 15959, 31918, 63836, 79795, 159590, 319180, 1133089, 2266178, 4532356, 5665445, 11330890, 22661780]

約数ペア:

[(1, 22661780), (2, 11330890), (4, 5665445), (5, 4532356), (10, 2266178), (20, 1133089), (71, 319180), (142, 159590), (284, 79795), (355, 63836), (710, 31918), (1420, 15959)]