285487760

素因数分解:

$2^4\times 5^1\times {\mathrm{3568597}}^1$

素因数の和:3568610

約数の個数: 20

約数和(自身を含む): 663759228

約数和(自身を除く): 378271468

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 3568597, 7137194, 14274388, 17842985, 28548776, 35685970, 57097552, 71371940, 142743880, 285487760]

約数ペア:

[(1, 285487760), (2, 142743880), (4, 71371940), (5, 57097552), (8, 35685970), (10, 28548776), (16, 17842985), (20, 14274388), (40, 7137194), (80, 3568597)]