40045168

素因数分解:

$2^4\times {\mathrm{199}}^1\times {\mathrm{12577}}^1$

素因数の和:12784

約数の個数: 20

約数和(自身を含む): 77983600

約数和(自身を除く): 37938432

約数列:

[1, 2, 4, 8, 16, 199, 398, 796, 1592, 3184, 12577, 25154, 50308, 100616, 201232, 2502823, 5005646, 10011292, 20022584, 40045168]

約数ペア:

[(1, 40045168), (2, 20022584), (4, 10011292), (8, 5005646), (16, 2502823), (199, 201232), (398, 100616), (796, 50308), (1592, 25154), (3184, 12577)]