51656360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{184487}}^1$

素因数の和:184505

約数の個数: 32

約数和(自身を含む): 132831360

約数和(自身を除く): 81175000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 184487, 368974, 737948, 922435, 1291409, 1475896, 1844870, 2582818, 3689740, 5165636, 6457045, 7379480, 10331272, 12914090, 25828180, 51656360]

約数ペア:

[(1, 51656360), (2, 25828180), (4, 12914090), (5, 10331272), (7, 7379480), (8, 6457045), (10, 5165636), (14, 3689740), (20, 2582818), (28, 1844870), (35, 1475896), (40, 1291409), (56, 922435), (70, 737948), (140, 368974), (280, 184487)]