28627120

素因数分解:

$2^4\times 5^1\times {\mathrm{357839}}^1$

素因数の和:357852

約数の個数: 20

約数和(自身を含む): 66558240

約数和(自身を除く): 37931120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 357839, 715678, 1431356, 1789195, 2862712, 3578390, 5725424, 7156780, 14313560, 28627120]

約数ペア:

[(1, 28627120), (2, 14313560), (4, 7156780), (5, 5725424), (8, 3578390), (10, 2862712), (16, 1789195), (20, 1431356), (40, 715678), (80, 357839)]