20367180

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37717}}^1$

素因数の和:37735

約数の個数: 48

約数和(自身を含む): 63366240

約数和(自身を除く): 42999060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 37717, 75434, 113151, 150868, 188585, 226302, 339453, 377170, 452604, 565755, 678906, 754340, 1018359, 1131510, 1357812, 1697265, 2036718, 2263020, 3394530, 4073436, 5091795, 6789060, 10183590, 20367180]

約数ペア:

[(1, 20367180), (2, 10183590), (3, 6789060), (4, 5091795), (5, 4073436), (6, 3394530), (9, 2263020), (10, 2036718), (12, 1697265), (15, 1357812), (18, 1131510), (20, 1018359), (27, 754340), (30, 678906), (36, 565755), (45, 452604), (54, 377170), (60, 339453), (90, 226302), (108, 188585), (135, 150868), (180, 113151), (270, 75434), (540, 37717)]