1390452010

素因数分解:

$2^1\times 5^1\times {\mathrm{293}}^1\times {\mathrm{474557}}^1$

素因数の和:474857

約数の個数: 16

約数和(自身を含む): 2511360936

約数和(自身を除く): 1120908926

約数列:

[1, 2, 5, 10, 293, 586, 1465, 2930, 474557, 949114, 2372785, 4745570, 139045201, 278090402, 695226005, 1390452010]

約数ペア:

[(1, 1390452010), (2, 695226005), (5, 278090402), (10, 139045201), (293, 4745570), (586, 2372785), (1465, 949114), (2930, 474557)]