54979240

素因数分解:

$2^3\times 5^1\times {\mathrm{1374481}}^1$

素因数の和:1374492

約数の個数: 16

約数和(自身を含む): 123703380

約数和(自身を除く): 68724140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1374481, 2748962, 5497924, 6872405, 10995848, 13744810, 27489620, 54979240]

約数ペア:

[(1, 54979240), (2, 27489620), (4, 13744810), (5, 10995848), (8, 6872405), (10, 5497924), (20, 2748962), (40, 1374481)]