22996360

素因数分解:

$2^3\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2237}}^1$

素因数の和:2505

約数の個数: 32

約数和(自身を含む): 51966360

約数和(自身を除く): 28970000

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 257, 514, 1028, 1285, 2056, 2237, 2570, 4474, 5140, 8948, 10280, 11185, 17896, 22370, 44740, 89480, 574909, 1149818, 2299636, 2874545, 4599272, 5749090, 11498180, 22996360]

約数ペア:

[(1, 22996360), (2, 11498180), (4, 5749090), (5, 4599272), (8, 2874545), (10, 2299636), (20, 1149818), (40, 574909), (257, 89480), (514, 44740), (1028, 22370), (1285, 17896), (2056, 11185), (2237, 10280), (2570, 8948), (4474, 5140)]