123038660

素因数分解:

$2^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{21893}}^1$

素因数の和:22183

約数の個数: 24

約数和(自身を含む): 259312536

約数和(自身を除く): 136273876

約数列:

[1, 2, 4, 5, 10, 20, 281, 562, 1124, 1405, 2810, 5620, 21893, 43786, 87572, 109465, 218930, 437860, 6151933, 12303866, 24607732, 30759665, 61519330, 123038660]

約数ペア:

[(1, 123038660), (2, 61519330), (4, 30759665), (5, 24607732), (10, 12303866), (20, 6151933), (281, 437860), (562, 218930), (1124, 109465), (1405, 87572), (2810, 43786), (5620, 21893)]