91583780

素因数分解:

$2^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{23011}}^1$

素因数の和:23219

約数の個数: 24

約数和(自身を含む): 193300800

約数和(自身を除く): 101717020

約数列:

[1, 2, 4, 5, 10, 20, 199, 398, 796, 995, 1990, 3980, 23011, 46022, 92044, 115055, 230110, 460220, 4579189, 9158378, 18316756, 22895945, 45791890, 91583780]

約数ペア:

[(1, 91583780), (2, 45791890), (4, 22895945), (5, 18316756), (10, 9158378), (20, 4579189), (199, 460220), (398, 230110), (796, 115055), (995, 92044), (1990, 46022), (3980, 23011)]