39920530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{10589}}^1$

素因数の和:10638

約数の個数: 32

約数和(自身を含む): 80060400

約数和(自身を除く): 40139870

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 10589, 21178, 52945, 105890, 137657, 275314, 307081, 614162, 688285, 1376570, 1535405, 3070810, 3992053, 7984106, 19960265, 39920530]

約数ペア:

[(1, 39920530), (2, 19960265), (5, 7984106), (10, 3992053), (13, 3070810), (26, 1535405), (29, 1376570), (58, 688285), (65, 614162), (130, 307081), (145, 275314), (290, 137657), (377, 105890), (754, 52945), (1885, 21178), (3770, 10589)]