1391717390

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{1429}}^1\times {\mathrm{13913}}^1$

素因数の和:15356

約数の個数: 32

約数和(自身を含む): 2865170880

約数和(自身を除く): 1473453490

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 1429, 2858, 7145, 10003, 13913, 14290, 20006, 27826, 50015, 69565, 97391, 100030, 139130, 194782, 486955, 973910, 19881677, 39763354, 99408385, 139171739, 198816770, 278343478, 695858695, 1391717390]

約数ペア:

[(1, 1391717390), (2, 695858695), (5, 278343478), (7, 198816770), (10, 139171739), (14, 99408385), (35, 39763354), (70, 19881677), (1429, 973910), (2858, 486955), (7145, 194782), (10003, 139130), (13913, 100030), (14290, 97391), (20006, 69565), (27826, 50015)]