2131981310

素因数分解:

$2^1\times 5^1\times {\mathrm{397}}^1\times {\mathrm{537023}}^1$

素因数の和:537427

約数の個数: 16

約数和(自身を含む): 3847239936

約数和(自身を除く): 1715258626

約数列:

[1, 2, 5, 10, 397, 794, 1985, 3970, 537023, 1074046, 2685115, 5370230, 213198131, 426396262, 1065990655, 2131981310]

約数ペア:

[(1, 2131981310), (2, 1065990655), (5, 426396262), (10, 213198131), (397, 5370230), (794, 2685115), (1985, 1074046), (3970, 537023)]