39664220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{48371}}^1$

素因数の和:48421

約数の個数: 24

約数和(自身を含む): 85328208

約数和(自身を除く): 45663988

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 48371, 96742, 193484, 241855, 483710, 967420, 1983211, 3966422, 7932844, 9916055, 19832110, 39664220]

約数ペア:

[(1, 39664220), (2, 19832110), (4, 9916055), (5, 7932844), (10, 3966422), (20, 1983211), (41, 967420), (82, 483710), (164, 241855), (205, 193484), (410, 96742), (820, 48371)]