557511370

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{147881}}^1$

素因数の和:147930

約数の個数: 32

約数和(自身を含む): 1117987920

約数和(自身を除く): 560476550

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 147881, 295762, 739405, 1478810, 1922453, 3844906, 4288549, 8577098, 9612265, 19224530, 21442745, 42885490, 55751137, 111502274, 278755685, 557511370]

約数ペア:

[(1, 557511370), (2, 278755685), (5, 111502274), (10, 55751137), (13, 42885490), (26, 21442745), (29, 19224530), (58, 9612265), (65, 8577098), (130, 4288549), (145, 3844906), (290, 1922453), (377, 1478810), (754, 739405), (1885, 295762), (3770, 147881)]