486980

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1873}}^1$

素因数の和:1895

約数の個数: 24

約数和(自身を含む): 1101912

約数和(自身を除く): 614932

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 1873, 3746, 7492, 9365, 18730, 24349, 37460, 48698, 97396, 121745, 243490, 486980]

約数ペア:

[(1, 486980), (2, 243490), (4, 121745), (5, 97396), (10, 48698), (13, 37460), (20, 24349), (26, 18730), (52, 9365), (65, 7492), (130, 3746), (260, 1873)]