1390862110

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{12644201}}^1$

素因数の和:12644219

約数の個数: 16

約数和(自身を含む): 2731147632

約数和(自身を除く): 1340285522

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 12644201, 25288402, 63221005, 126442010, 139086211, 278172422, 695431055, 1390862110]

約数ペア:

[(1, 1390862110), (2, 695431055), (5, 278172422), (10, 139086211), (11, 126442010), (22, 63221005), (55, 25288402), (110, 12644201)]