54887620

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{34739}}^1$

素因数の和:34827

約数の個数: 24

約数和(自身を含む): 116726400

約数和(自身を除く): 61838780

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 34739, 69478, 138956, 173695, 347390, 694780, 2744381, 5488762, 10977524, 13721905, 27443810, 54887620]

約数ペア:

[(1, 54887620), (2, 27443810), (4, 13721905), (5, 10977524), (10, 5488762), (20, 2744381), (79, 694780), (158, 347390), (316, 173695), (395, 138956), (790, 69478), (1580, 34739)]