1311382010

素因数分解:

$2^1\times 5^1\times {\mathrm{419}}^1\times {\mathrm{312979}}^1$

素因数の和:313405

約数の個数: 16

約数和(自身を含む): 2366128800

約数和(自身を除く): 1054746790

約数列:

[1, 2, 5, 10, 419, 838, 2095, 4190, 312979, 625958, 1564895, 3129790, 131138201, 262276402, 655691005, 1311382010]

約数ペア:

[(1, 1311382010), (2, 655691005), (5, 262276402), (10, 131138201), (419, 3129790), (838, 1564895), (2095, 625958), (4190, 312979)]