25826620

素因数分解:

$2^2\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5639}}^1$

素因数の和:5877

約数の個数: 24

約数和(自身を含む): 54482400

約数和(自身を除く): 28655780

約数列:

[1, 2, 4, 5, 10, 20, 229, 458, 916, 1145, 2290, 4580, 5639, 11278, 22556, 28195, 56390, 112780, 1291331, 2582662, 5165324, 6456655, 12913310, 25826620]

約数ペア:

[(1, 25826620), (2, 12913310), (4, 6456655), (5, 5165324), (10, 2582662), (20, 1291331), (229, 112780), (458, 56390), (916, 28195), (1145, 22556), (2290, 11278), (4580, 5639)]