77872060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{556229}}^1$

素因数の和:556245

約数の個数: 24

約数和(自身を含む): 186893280

約数和(自身を除く): 109021220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 556229, 1112458, 2224916, 2781145, 3893603, 5562290, 7787206, 11124580, 15574412, 19468015, 38936030, 77872060]

約数ペア:

[(1, 77872060), (2, 38936030), (4, 19468015), (5, 15574412), (7, 11124580), (10, 7787206), (14, 5562290), (20, 3893603), (28, 2781145), (35, 2224916), (70, 1112458), (140, 556229)]