2020865

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1$

素因数の和:233

約数の個数: 32

約数和(自身を含む): 3144960

約数和(自身を除く): 1124095

約数列:

[1, 5, 7, 11, 29, 35, 55, 77, 145, 181, 203, 319, 385, 905, 1015, 1267, 1595, 1991, 2233, 5249, 6335, 9955, 11165, 13937, 26245, 36743, 57739, 69685, 183715, 288695, 404173, 2020865]

約数ペア:

[(1, 2020865), (5, 404173), (7, 288695), (11, 183715), (29, 69685), (35, 57739), (55, 36743), (77, 26245), (145, 13937), (181, 11165), (203, 9955), (319, 6335), (385, 5249), (905, 2233), (1015, 1991), (1267, 1595)]