1969375

素因数分解:

$5^4\times {\mathrm{23}}^1\times {\mathrm{137}}^1$

素因数の和:180

約数の個数: 20

約数和(自身を含む): 2586672

約数和(自身を除く): 617297

約数列:

[1, 5, 23, 25, 115, 125, 137, 575, 625, 685, 2875, 3151, 3425, 14375, 15755, 17125, 78775, 85625, 393875, 1969375]

約数ペア:

[(1, 1969375), (5, 393875), (23, 85625), (25, 78775), (115, 17125), (125, 15755), (137, 14375), (575, 3425), (625, 3151), (685, 2875)]