20450070

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{25247}}^1$

素因数の和:25266

約数の個数: 40

約数和(自身を含む): 54990144

約数和(自身を除く): 34540074

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 25247, 50494, 75741, 126235, 151482, 227223, 252470, 378705, 454446, 681669, 757410, 1136115, 1363338, 2045007, 2272230, 3408345, 4090014, 6816690, 10225035, 20450070]

約数ペア:

[(1, 20450070), (2, 10225035), (3, 6816690), (5, 4090014), (6, 3408345), (9, 2272230), (10, 2045007), (15, 1363338), (18, 1136115), (27, 757410), (30, 681669), (45, 454446), (54, 378705), (81, 252470), (90, 227223), (135, 151482), (162, 126235), (270, 75741), (405, 50494), (810, 25247)]