2552290

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:726

約数の個数: 32

約数和(自身を含む): 5125680

約数和(自身を除く): 2573390

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 677, 754, 1354, 1885, 3385, 3770, 6770, 8801, 17602, 19633, 39266, 44005, 88010, 98165, 196330, 255229, 510458, 1276145, 2552290]

約数ペア:

[(1, 2552290), (2, 1276145), (5, 510458), (10, 255229), (13, 196330), (26, 98165), (29, 88010), (58, 44005), (65, 39266), (130, 19633), (145, 17602), (290, 8801), (377, 6770), (677, 3770), (754, 3385), (1354, 1885)]