1540720

素因数分解:

$2^4\times 5^1\times {\mathrm{19259}}^1$

素因数の和:19272

約数の個数: 20

約数和(自身を含む): 3582360

約数和(自身を除く): 2041640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 19259, 38518, 77036, 96295, 154072, 192590, 308144, 385180, 770360, 1540720]

約数ペア:

[(1, 1540720), (2, 770360), (4, 385180), (5, 308144), (8, 192590), (10, 154072), (16, 96295), (20, 77036), (40, 38518), (80, 19259)]