40399868

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{2797}}^1$

素因数の和:2981

約数の個数: 24

約数和(自身を含む): 74270112

約数和(自身を除く): 33870244

約数列:

[1, 2, 4, 23, 46, 92, 157, 314, 628, 2797, 3611, 5594, 7222, 11188, 14444, 64331, 128662, 257324, 439129, 878258, 1756516, 10099967, 20199934, 40399868]

約数ペア:

[(1, 40399868), (2, 20199934), (4, 10099967), (23, 1756516), (46, 878258), (92, 439129), (157, 257324), (314, 128662), (628, 64331), (2797, 14444), (3611, 11188), (5594, 7222)]