54780640

素因数分解:

$2^5\times 5^1\times {\mathrm{342379}}^1$

素因数の和:342394

約数の個数: 24

約数和(自身を含む): 129419640

約数和(自身を除く): 74639000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 342379, 684758, 1369516, 1711895, 2739032, 3423790, 5478064, 6847580, 10956128, 13695160, 27390320, 54780640]

約数ペア:

[(1, 54780640), (2, 27390320), (4, 13695160), (5, 10956128), (8, 6847580), (10, 5478064), (16, 3423790), (20, 2739032), (32, 1711895), (40, 1369516), (80, 684758), (160, 342379)]