77343220

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{94321}}^1$

素因数の和:94371

約数の個数: 24

約数和(自身を含む): 166384008

約数和(自身を除く): 89040788

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 94321, 188642, 377284, 471605, 943210, 1886420, 3867161, 7734322, 15468644, 19335805, 38671610, 77343220]

約数ペア:

[(1, 77343220), (2, 38671610), (4, 19335805), (5, 15468644), (10, 7734322), (20, 3867161), (41, 1886420), (82, 943210), (164, 471605), (205, 377284), (410, 188642), (820, 94321)]