1640291305

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{170243}}^1$

素因数の和:170336

約数の個数: 16

約数和(自身を含む): 2059271424

約数和(自身を除く): 418980119

約数列:

[1, 5, 41, 47, 205, 235, 1927, 9635, 170243, 851215, 6979963, 8001421, 34899815, 40007105, 328058261, 1640291305]

約数ペア:

[(1, 1640291305), (5, 328058261), (41, 40007105), (47, 34899815), (205, 8001421), (235, 6979963), (1927, 851215), (9635, 170243)]