51288020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{366343}}^1$

素因数の和:366359

約数の個数: 24

約数和(自身を含む): 123091584

約数和(自身を除く): 71803564

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 366343, 732686, 1465372, 1831715, 2564401, 3663430, 5128802, 7326860, 10257604, 12822005, 25644010, 51288020]

約数ペア:

[(1, 51288020), (2, 25644010), (4, 12822005), (5, 10257604), (7, 7326860), (10, 5128802), (14, 3663430), (20, 2564401), (28, 1831715), (35, 1465372), (70, 732686), (140, 366343)]