201320510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{649421}}^1$

素因数の和:649459

約数の個数: 16

約数和(自身を含む): 374067072

約数和(自身を除く): 172746562

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 649421, 1298842, 3247105, 6494210, 20132051, 40264102, 100660255, 201320510]

約数ペア:

[(1, 201320510), (2, 100660255), (5, 40264102), (10, 20132051), (31, 6494210), (62, 3247105), (155, 1298842), (310, 649421)]