12791080

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{3593}}^1$

素因数の和:3693

約数の個数: 32

約数和(自身を含む): 29111400

約数和(自身を除く): 16320320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 3593, 7186, 14372, 17965, 28744, 35930, 71860, 143720, 319777, 639554, 1279108, 1598885, 2558216, 3197770, 6395540, 12791080]

約数ペア:

[(1, 12791080), (2, 6395540), (4, 3197770), (5, 2558216), (8, 1598885), (10, 1279108), (20, 639554), (40, 319777), (89, 143720), (178, 71860), (356, 35930), (445, 28744), (712, 17965), (890, 14372), (1780, 7186), (3560, 3593)]