68435920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122207}}^1$

素因数の和:122227

約数の個数: 40

約数和(自身を含む): 181845504

約数和(自身を除く): 113409584

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122207, 244414, 488828, 611035, 855449, 977656, 1222070, 1710898, 1955312, 2444140, 3421796, 4277245, 4888280, 6843592, 8554490, 9776560, 13687184, 17108980, 34217960, 68435920]

約数ペア:

[(1, 68435920), (2, 34217960), (4, 17108980), (5, 13687184), (7, 9776560), (8, 8554490), (10, 6843592), (14, 4888280), (16, 4277245), (20, 3421796), (28, 2444140), (35, 1955312), (40, 1710898), (56, 1222070), (70, 977656), (80, 855449), (112, 611035), (140, 488828), (280, 244414), (560, 122207)]