40145256

素因数分解:

$2^3\times 3^2\times {\mathrm{557573}}^1$

素因数の和:557585

約数の個数: 24

約数和(自身を含む): 108726930

約数和(自身を除く): 68581674

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 557573, 1115146, 1672719, 2230292, 3345438, 4460584, 5018157, 6690876, 10036314, 13381752, 20072628, 40145256]

約数ペア:

[(1, 40145256), (2, 20072628), (3, 13381752), (4, 10036314), (6, 6690876), (8, 5018157), (9, 4460584), (12, 3345438), (18, 2230292), (24, 1672719), (36, 1115146), (72, 557573)]