87507440

素因数分解:

$2^4\times 5^1\times {\mathrm{1093843}}^1$

素因数の和:1093856

約数の個数: 20

約数和(自身を含む): 203454984

約数和(自身を除く): 115947544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1093843, 2187686, 4375372, 5469215, 8750744, 10938430, 17501488, 21876860, 43753720, 87507440]

約数ペア:

[(1, 87507440), (2, 43753720), (4, 21876860), (5, 17501488), (8, 10938430), (10, 8750744), (16, 5469215), (20, 4375372), (40, 2187686), (80, 1093843)]