15418420

素因数分解:

$2^2\times 5^1\times {\mathrm{487}}^1\times {\mathrm{1583}}^1$

素因数の和:2079

約数の個数: 24

約数和(自身を含む): 32465664

約数和(自身を除く): 17047244

約数列:

[1, 2, 4, 5, 10, 20, 487, 974, 1583, 1948, 2435, 3166, 4870, 6332, 7915, 9740, 15830, 31660, 770921, 1541842, 3083684, 3854605, 7709210, 15418420]

約数ペア:

[(1, 15418420), (2, 7709210), (4, 3854605), (5, 3083684), (10, 1541842), (20, 770921), (487, 31660), (974, 15830), (1583, 9740), (1948, 7915), (2435, 6332), (3166, 4870)]