72971180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{158633}}^1$

素因数の和:158665

約数の個数: 24

約数和(自身を含む): 159903072

約数和(自身を除く): 86931892

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 158633, 317266, 634532, 793165, 1586330, 3172660, 3648559, 7297118, 14594236, 18242795, 36485590, 72971180]

約数ペア:

[(1, 72971180), (2, 36485590), (4, 18242795), (5, 14594236), (10, 7297118), (20, 3648559), (23, 3172660), (46, 1586330), (92, 793165), (115, 634532), (230, 317266), (460, 158633)]