2040898070

素因数分解:

$2^1\times 5^1\times {\mathrm{449}}^1\times {\mathrm{454543}}^1$

素因数の和:454999

約数の個数: 16

約数和(自身を含む): 3681806400

約数和(自身を除く): 1640908330

約数列:

[1, 2, 5, 10, 449, 898, 2245, 4490, 454543, 909086, 2272715, 4545430, 204089807, 408179614, 1020449035, 2040898070]

約数ペア:

[(1, 2040898070), (2, 1020449035), (5, 408179614), (10, 204089807), (449, 4545430), (898, 2272715), (2245, 909086), (4490, 454543)]