6640030

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{281}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 12791520

約数和(自身を除く): 6151490

約数列:

[1, 2, 5, 10, 17, 34, 85, 139, 170, 278, 281, 562, 695, 1390, 1405, 2363, 2810, 4726, 4777, 9554, 11815, 23630, 23885, 39059, 47770, 78118, 195295, 390590, 664003, 1328006, 3320015, 6640030]

約数ペア:

[(1, 6640030), (2, 3320015), (5, 1328006), (10, 664003), (17, 390590), (34, 195295), (85, 78118), (139, 47770), (170, 39059), (278, 23885), (281, 23630), (562, 11815), (695, 9554), (1390, 4777), (1405, 4726), (2363, 2810)]