22757320

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 53317440

約数和(自身を除く): 30560120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 86, 101, 131, 172, 202, 215, 262, 344, 404, 430, 505, 524, 655, 808, 860, 1010, 1048, 1310, 1720, 2020, 2620, 4040, 4343, 5240, 5633, 8686, 11266, 13231, 17372, 21715, 22532, 26462, 28165, 34744, 43430, 45064, 52924, 56330, 66155, 86860, 105848, 112660, 132310, 173720, 225320, 264620, 529240, 568933, 1137866, 2275732, 2844665, 4551464, 5689330, 11378660, 22757320]

約数ペア:

[(1, 22757320), (2, 11378660), (4, 5689330), (5, 4551464), (8, 2844665), (10, 2275732), (20, 1137866), (40, 568933), (43, 529240), (86, 264620), (101, 225320), (131, 173720), (172, 132310), (202, 112660), (215, 105848), (262, 86860), (344, 66155), (404, 56330), (430, 52924), (505, 45064), (524, 43430), (655, 34744), (808, 28165), (860, 26462), (1010, 22532), (1048, 21715), (1310, 17372), (1720, 13231), (2020, 11266), (2620, 8686), (4040, 5633), (4343, 5240)]