31039020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{172439}}^1$

素因数の和:172454

約数の個数: 36

約数和(自身を含む): 94152240

約数和(自身を除く): 63113220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 172439, 344878, 517317, 689756, 862195, 1034634, 1551951, 1724390, 2069268, 2586585, 3103902, 3448780, 5173170, 6207804, 7759755, 10346340, 15519510, 31039020]

約数ペア:

[(1, 31039020), (2, 15519510), (3, 10346340), (4, 7759755), (5, 6207804), (6, 5173170), (9, 3448780), (10, 3103902), (12, 2586585), (15, 2069268), (18, 1724390), (20, 1551951), (30, 1034634), (36, 862195), (45, 689756), (60, 517317), (90, 344878), (180, 172439)]