8763820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{911}}^1$

素因数の和:970

約数の個数: 48

約数和(自身を含む): 20377728

約数和(自身を除く): 11613908

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 37, 52, 65, 74, 130, 148, 185, 260, 370, 481, 740, 911, 962, 1822, 1924, 2405, 3644, 4555, 4810, 9110, 9620, 11843, 18220, 23686, 33707, 47372, 59215, 67414, 118430, 134828, 168535, 236860, 337070, 438191, 674140, 876382, 1752764, 2190955, 4381910, 8763820]

約数ペア:

[(1, 8763820), (2, 4381910), (4, 2190955), (5, 1752764), (10, 876382), (13, 674140), (20, 438191), (26, 337070), (37, 236860), (52, 168535), (65, 134828), (74, 118430), (130, 67414), (148, 59215), (185, 47372), (260, 33707), (370, 23686), (481, 18220), (740, 11843), (911, 9620), (962, 9110), (1822, 4810), (1924, 4555), (2405, 3644)]