12473680

素因数分解:

$2^4\times 5^1\times {\mathrm{155921}}^1$

素因数の和:155934

約数の個数: 20

約数和(自身を含む): 29001492

約数和(自身を除く): 16527812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155921, 311842, 623684, 779605, 1247368, 1559210, 2494736, 3118420, 6236840, 12473680]

約数ペア:

[(1, 12473680), (2, 6236840), (4, 3118420), (5, 2494736), (8, 1559210), (10, 1247368), (16, 779605), (20, 623684), (40, 311842), (80, 155921)]