57128860

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{10861}}^1$

素因数の和:11133

約数の個数: 24

約数和(自身を含む): 120437856

約数和(自身を除く): 63308996

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 10861, 21722, 43444, 54305, 108610, 217220, 2856443, 5712886, 11425772, 14282215, 28564430, 57128860]

約数ペア:

[(1, 57128860), (2, 28564430), (4, 14282215), (5, 11425772), (10, 5712886), (20, 2856443), (263, 217220), (526, 108610), (1052, 54305), (1315, 43444), (2630, 21722), (5260, 10861)]