53480720

素因数分解:

$2^4\times 5^1\times {\mathrm{668509}}^1$

素因数の和:668522

約数の個数: 20

約数和(自身を含む): 124342860

約数和(自身を除く): 70862140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 668509, 1337018, 2674036, 3342545, 5348072, 6685090, 10696144, 13370180, 26740360, 53480720]

約数ペア:

[(1, 53480720), (2, 26740360), (4, 13370180), (5, 10696144), (8, 6685090), (10, 5348072), (16, 3342545), (20, 2674036), (40, 1337018), (80, 668509)]