20371675

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{499}}^1$

素因数の和:603

約数の個数: 24

約数和(自身を含む): 26784000

約数和(自身を除く): 6412325

約数列:

[1, 5, 23, 25, 71, 115, 355, 499, 575, 1633, 1775, 2495, 8165, 11477, 12475, 35429, 40825, 57385, 177145, 286925, 814867, 885725, 4074335, 20371675]

約数ペア:

[(1, 20371675), (5, 4074335), (23, 885725), (25, 814867), (71, 286925), (115, 177145), (355, 57385), (499, 40825), (575, 35429), (1633, 12475), (1775, 11477), (2495, 8165)]