4429490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{2621}}^1$

素因数の和:2654

約数の個数: 24

約数和(自身を含む): 8636868

約数和(自身を除く): 4207378

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 169, 338, 845, 1690, 2621, 5242, 13105, 26210, 34073, 68146, 170365, 340730, 442949, 885898, 2214745, 4429490]

約数ペア:

[(1, 4429490), (2, 2214745), (5, 885898), (10, 442949), (13, 340730), (26, 170365), (65, 68146), (130, 34073), (169, 26210), (338, 13105), (845, 5242), (1690, 2621)]