15248980

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{7549}}^1$

素因数の和:7659

約数の個数: 24

約数和(自身を含む): 32344200

約数和(自身を除く): 17095220

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 1010, 2020, 7549, 15098, 30196, 37745, 75490, 150980, 762449, 1524898, 3049796, 3812245, 7624490, 15248980]

約数ペア:

[(1, 15248980), (2, 7624490), (4, 3812245), (5, 3049796), (10, 1524898), (20, 762449), (101, 150980), (202, 75490), (404, 37745), (505, 30196), (1010, 15098), (2020, 7549)]