15153680

素因数分解:

$2^4\times 5^1\times {\mathrm{189421}}^1$

素因数の和:189434

約数の個数: 20

約数和(自身を含む): 35232492

約数和(自身を除く): 20078812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 189421, 378842, 757684, 947105, 1515368, 1894210, 3030736, 3788420, 7576840, 15153680]

約数ペア:

[(1, 15153680), (2, 7576840), (4, 3788420), (5, 3030736), (8, 1894210), (10, 1515368), (16, 947105), (20, 757684), (40, 378842), (80, 189421)]