55019240

素因数分解:

$2^3\times 5^1\times {\mathrm{1375481}}^1$

素因数の和:1375492

約数の個数: 16

約数和(自身を含む): 123793380

約数和(自身を除く): 68774140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1375481, 2750962, 5501924, 6877405, 11003848, 13754810, 27509620, 55019240]

約数ペア:

[(1, 55019240), (2, 27509620), (4, 13754810), (5, 11003848), (8, 6877405), (10, 5501924), (20, 2750962), (40, 1375481)]