57127220

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{367}}^1$

素因数の和:600

約数の個数: 48

約数和(自身を含む): 123771648

約数和(自身を除く): 66644428

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 181, 215, 362, 367, 430, 724, 734, 860, 905, 1468, 1810, 1835, 3620, 3670, 7340, 7783, 15566, 15781, 31132, 31562, 38915, 63124, 66427, 77830, 78905, 132854, 155660, 157810, 265708, 315620, 332135, 664270, 1328540, 2856361, 5712722, 11425444, 14281805, 28563610, 57127220]

約数ペア:

[(1, 57127220), (2, 28563610), (4, 14281805), (5, 11425444), (10, 5712722), (20, 2856361), (43, 1328540), (86, 664270), (172, 332135), (181, 315620), (215, 265708), (362, 157810), (367, 155660), (430, 132854), (724, 78905), (734, 77830), (860, 66427), (905, 63124), (1468, 38915), (1810, 31562), (1835, 31132), (3620, 15781), (3670, 15566), (7340, 7783)]