4493420

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{1129}}^1$

素因数の和:1337

約数の個数: 24

約数和(自身を含む): 9492000

約数和(自身を除く): 4998580

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1129, 1990, 2258, 3980, 4516, 5645, 11290, 22580, 224671, 449342, 898684, 1123355, 2246710, 4493420]

約数ペア:

[(1, 4493420), (2, 2246710), (4, 1123355), (5, 898684), (10, 449342), (20, 224671), (199, 22580), (398, 11290), (796, 5645), (995, 4516), (1129, 3980), (1990, 2258)]