20003675

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1831}}^1$

素因数の和:1883

約数の個数: 24

約数和(自身を含む): 27260160

約数和(自身を除く): 7256485

約数列:

[1, 5, 19, 23, 25, 95, 115, 437, 475, 575, 1831, 2185, 9155, 10925, 34789, 42113, 45775, 173945, 210565, 800147, 869725, 1052825, 4000735, 20003675]

約数ペア:

[(1, 20003675), (5, 4000735), (19, 1052825), (23, 869725), (25, 800147), (95, 210565), (115, 173945), (437, 45775), (475, 42113), (575, 34789), (1831, 10925), (2185, 9155)]