20501130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52567}}^1$

素因数の和:52590

約数の個数: 32

約数和(自身を含む): 52988544

約数和(自身を除く): 32487414

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 52567, 105134, 157701, 262835, 315402, 525670, 683371, 788505, 1366742, 1577010, 2050113, 3416855, 4100226, 6833710, 10250565, 20501130]

約数ペア:

[(1, 20501130), (2, 10250565), (3, 6833710), (5, 4100226), (6, 3416855), (10, 2050113), (13, 1577010), (15, 1366742), (26, 788505), (30, 683371), (39, 525670), (65, 315402), (78, 262835), (130, 157701), (195, 105134), (390, 52567)]