20858280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{173819}}^1$

素因数の和:173833

約数の個数: 32

約数和(自身を含む): 62575200

約数和(自身を除く): 41716920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 173819, 347638, 521457, 695276, 869095, 1042914, 1390552, 1738190, 2085828, 2607285, 3476380, 4171656, 5214570, 6952760, 10429140, 20858280]

約数ペア:

[(1, 20858280), (2, 10429140), (3, 6952760), (4, 5214570), (5, 4171656), (6, 3476380), (8, 2607285), (10, 2085828), (12, 1738190), (15, 1390552), (20, 1042914), (24, 869095), (30, 695276), (40, 521457), (60, 347638), (120, 173819)]