39688870

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1873}}^1$

素因数の和:2056

約数の個数: 32

約数和(自身を含む): 77448672

約数和(自身を除く): 37759802

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1630, 1873, 2119, 3746, 4238, 9365, 10595, 18730, 21190, 24349, 48698, 121745, 243490, 305299, 610598, 1526495, 3052990, 3968887, 7937774, 19844435, 39688870]

約数ペア:

[(1, 39688870), (2, 19844435), (5, 7937774), (10, 3968887), (13, 3052990), (26, 1526495), (65, 610598), (130, 305299), (163, 243490), (326, 121745), (815, 48698), (1630, 24349), (1873, 21190), (2119, 18730), (3746, 10595), (4238, 9365)]