42591610

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{10949}}^1$

素因数の和:11345

約数の個数: 16

約数和(自身を含む): 76869000

約数和(自身を除く): 34277390

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 10949, 21898, 54745, 109490, 4259161, 8518322, 21295805, 42591610]

約数ペア:

[(1, 42591610), (2, 21295805), (5, 8518322), (10, 4259161), (389, 109490), (778, 54745), (1945, 21898), (3890, 10949)]