20430025

素因数分解:

$5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{10613}}^1$

素因数の和:10641

約数の個数: 24

約数和(自身を含む): 31587264

約数和(自身を除く): 11157239

約数列:

[1, 5, 7, 11, 25, 35, 55, 77, 175, 275, 385, 1925, 10613, 53065, 74291, 116743, 265325, 371455, 583715, 817201, 1857275, 2918575, 4086005, 20430025]

約数ペア:

[(1, 20430025), (5, 4086005), (7, 2918575), (11, 1857275), (25, 817201), (35, 583715), (55, 371455), (77, 265325), (175, 116743), (275, 74291), (385, 53065), (1925, 10613)]