40478860

素因数分解:

$2^2\times 5^1\times {\mathrm{113}}^1\times {\mathrm{17911}}^1$

素因数の和:18033

約数の個数: 24

約数和(自身を含む): 85762656

約数和(自身を除く): 45283796

約数列:

[1, 2, 4, 5, 10, 20, 113, 226, 452, 565, 1130, 2260, 17911, 35822, 71644, 89555, 179110, 358220, 2023943, 4047886, 8095772, 10119715, 20239430, 40478860]

約数ペア:

[(1, 40478860), (2, 20239430), (4, 10119715), (5, 8095772), (10, 4047886), (20, 2023943), (113, 358220), (226, 179110), (452, 89555), (565, 71644), (1130, 35822), (2260, 17911)]