248838160

素因数分解:

$2^4\times 5^1\times {\mathrm{3110477}}^1$

素因数の和:3110490

約数の個数: 20

約数和(自身を含む): 578548908

約数和(自身を除く): 329710748

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3110477, 6220954, 12441908, 15552385, 24883816, 31104770, 49767632, 62209540, 124419080, 248838160]

約数ペア:

[(1, 248838160), (2, 124419080), (4, 62209540), (5, 49767632), (8, 31104770), (10, 24883816), (16, 15552385), (20, 12441908), (40, 6220954), (80, 3110477)]