20106565780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1151}}^1\times {\mathrm{124777}}^1$

素因数の和:125944

約数の個数: 48

約数和(自身を含む): 48298070016

約数和(自身を除く): 28191504236

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1151, 2302, 4604, 5755, 8057, 11510, 16114, 23020, 32228, 40285, 80570, 124777, 161140, 249554, 499108, 623885, 873439, 1247770, 1746878, 2495540, 3493756, 4367195, 8734390, 17468780, 143618327, 287236654, 574473308, 718091635, 1005328289, 1436183270, 2010656578, 2872366540, 4021313156, 5026641445, 10053282890, 20106565780]

約数ペア:

[(1, 20106565780), (2, 10053282890), (4, 5026641445), (5, 4021313156), (7, 2872366540), (10, 2010656578), (14, 1436183270), (20, 1005328289), (28, 718091635), (35, 574473308), (70, 287236654), (140, 143618327), (1151, 17468780), (2302, 8734390), (4604, 4367195), (5755, 3493756), (8057, 2495540), (11510, 1746878), (16114, 1247770), (23020, 873439), (32228, 623885), (40285, 499108), (80570, 249554), (124777, 161140)]