1396250

素因数分解:

$2^1\times 5^4\times {\mathrm{1117}}^1$

素因数の和:1139

約数の個数: 20

約数和(自身を含む): 2619474

約数和(自身を除く): 1223224

約数列:

[1, 2, 5, 10, 25, 50, 125, 250, 625, 1117, 1250, 2234, 5585, 11170, 27925, 55850, 139625, 279250, 698125, 1396250]

約数ペア:

[(1, 1396250), (2, 698125), (5, 279250), (10, 139625), (25, 55850), (50, 27925), (125, 11170), (250, 5585), (625, 2234), (1117, 1250)]