5320720

素因数分解:

$2^4\times 5^1\times {\mathrm{66509}}^1$

素因数の和:66522

約数の個数: 20

約数和(自身を含む): 12370860

約数和(自身を除く): 7050140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 66509, 133018, 266036, 332545, 532072, 665090, 1064144, 1330180, 2660360, 5320720]

約数ペア:

[(1, 5320720), (2, 2660360), (4, 1330180), (5, 1064144), (8, 665090), (10, 532072), (16, 332545), (20, 266036), (40, 133018), (80, 66509)]