40593680

素因数分解:

$2^4\times 5^1\times {\mathrm{507421}}^1$

素因数の和:507434

約数の個数: 20

約数和(自身を含む): 94380492

約数和(自身を除く): 53786812

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 507421, 1014842, 2029684, 2537105, 4059368, 5074210, 8118736, 10148420, 20296840, 40593680]

約数ペア:

[(1, 40593680), (2, 20296840), (4, 10148420), (5, 8118736), (8, 5074210), (10, 4059368), (16, 2537105), (20, 2029684), (40, 1014842), (80, 507421)]