3995290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:514

約数の個数: 32

約数和(自身を含む): 7869456

約数和(自身を除く): 3874166

約数列:

[1, 2, 5, 10, 13, 26, 65, 73, 130, 146, 365, 421, 730, 842, 949, 1898, 2105, 4210, 4745, 5473, 9490, 10946, 27365, 30733, 54730, 61466, 153665, 307330, 399529, 799058, 1997645, 3995290]

約数ペア:

[(1, 3995290), (2, 1997645), (5, 799058), (10, 399529), (13, 307330), (26, 153665), (65, 61466), (73, 54730), (130, 30733), (146, 27365), (365, 10946), (421, 9490), (730, 5473), (842, 4745), (949, 4210), (1898, 2105)]