1990510

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{6421}}^1$

素因数の和:6459

約数の個数: 16

約数和(自身を含む): 3699072

約数和(自身を除く): 1708562

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 6421, 12842, 32105, 64210, 199051, 398102, 995255, 1990510]

約数ペア:

[(1, 1990510), (2, 995255), (5, 398102), (10, 199051), (31, 64210), (62, 32105), (155, 12842), (310, 6421)]