201177680

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{228611}}^1$

素因数の和:228635

約数の個数: 40

約数和(自身を含む): 510261984

約数和(自身を除く): 309084304

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 228611, 457222, 914444, 1143055, 1828888, 2286110, 2514721, 3657776, 4572220, 5029442, 9144440, 10058884, 12573605, 18288880, 20117768, 25147210, 40235536, 50294420, 100588840, 201177680]

約数ペア:

[(1, 201177680), (2, 100588840), (4, 50294420), (5, 40235536), (8, 25147210), (10, 20117768), (11, 18288880), (16, 12573605), (20, 10058884), (22, 9144440), (40, 5029442), (44, 4572220), (55, 3657776), (80, 2514721), (88, 2286110), (110, 1828888), (176, 1143055), (220, 914444), (440, 457222), (880, 228611)]