1888673680

素因数分解:

$2^4\times 5^1\times {\mathrm{23608421}}^1$

素因数の和:23608434

約数の個数: 20

約数和(自身を含む): 4391166492

約数和(自身を除く): 2502492812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23608421, 47216842, 94433684, 118042105, 188867368, 236084210, 377734736, 472168420, 944336840, 1888673680]

約数ペア:

[(1, 1888673680), (2, 944336840), (4, 472168420), (5, 377734736), (8, 236084210), (10, 188867368), (16, 118042105), (20, 94433684), (40, 47216842), (80, 23608421)]