1249204910

素因数分解:

$2^1\times 5^1\times {\mathrm{313}}^1\times {\mathrm{399107}}^1$

素因数の和:399427

約数の個数: 16

約数和(自身を含む): 2255758416

約数和(自身を除く): 1006553506

約数列:

[1, 2, 5, 10, 313, 626, 1565, 3130, 399107, 798214, 1995535, 3991070, 124920491, 249840982, 624602455, 1249204910]

約数ペア:

[(1, 1249204910), (2, 624602455), (5, 249840982), (10, 124920491), (313, 3991070), (626, 1995535), (1565, 798214), (3130, 399107)]