11212720

素因数分解:

$2^4\times 5^1\times {\mathrm{140159}}^1$

素因数の和:140172

約数の個数: 20

約数和(自身を含む): 26069760

約数和(自身を除く): 14857040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 140159, 280318, 560636, 700795, 1121272, 1401590, 2242544, 2803180, 5606360, 11212720]

約数ペア:

[(1, 11212720), (2, 5606360), (4, 2803180), (5, 2242544), (8, 1401590), (10, 1121272), (16, 700795), (20, 560636), (40, 280318), (80, 140159)]