20825770

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{10259}}^1$

素因数の和:10302

約数の個数: 32

約数和(自身を含む): 44323200

約数和(自身を除く): 23497430

約数列:

[1, 2, 5, 7, 10, 14, 29, 35, 58, 70, 145, 203, 290, 406, 1015, 2030, 10259, 20518, 51295, 71813, 102590, 143626, 297511, 359065, 595022, 718130, 1487555, 2082577, 2975110, 4165154, 10412885, 20825770]

約数ペア:

[(1, 20825770), (2, 10412885), (5, 4165154), (7, 2975110), (10, 2082577), (14, 1487555), (29, 718130), (35, 595022), (58, 359065), (70, 297511), (145, 143626), (203, 102590), (290, 71813), (406, 51295), (1015, 20518), (2030, 10259)]