20077085

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{823}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 29901312

約数和(自身を除く): 9824227

約数列:

[1, 5, 7, 17, 35, 41, 85, 119, 205, 287, 595, 697, 823, 1435, 3485, 4115, 4879, 5761, 13991, 24395, 28805, 33743, 69955, 97937, 168715, 236201, 489685, 573631, 1181005, 2868155, 4015417, 20077085]

約数ペア:

[(1, 20077085), (5, 4015417), (7, 2868155), (17, 1181005), (35, 573631), (41, 489685), (85, 236201), (119, 168715), (205, 97937), (287, 69955), (595, 33743), (697, 28805), (823, 24395), (1435, 13991), (3485, 5761), (4115, 4879)]