54848980

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{66889}}^1$

素因数の和:66939

約数の個数: 24

約数和(自身を含む): 117993960

約数和(自身を除く): 63144980

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 66889, 133778, 267556, 334445, 668890, 1337780, 2742449, 5484898, 10969796, 13712245, 27424490, 54848980]

約数ペア:

[(1, 54848980), (2, 27424490), (4, 13712245), (5, 10969796), (10, 5484898), (20, 2742449), (41, 1337780), (82, 668890), (164, 334445), (205, 267556), (410, 133778), (820, 66889)]