538105567820

素因数分解:

$2^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{54796901}}^1$

素因数の和:54797401

約数の個数: 24

約数和(自身を含む): 1132323182928

約数和(自身を除く): 594217615108

約数列:

[1, 2, 4, 5, 10, 20, 491, 982, 1964, 2455, 4910, 9820, 54796901, 109593802, 219187604, 273984505, 547969010, 1095938020, 26905278391, 53810556782, 107621113564, 134526391955, 269052783910, 538105567820]

約数ペア:

[(1, 538105567820), (2, 269052783910), (4, 134526391955), (5, 107621113564), (10, 53810556782), (20, 26905278391), (491, 1095938020), (982, 547969010), (1964, 273984505), (2455, 219187604), (4910, 109593802), (9820, 54796901)]