208840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{227}}^1$

素因数の和:261

約数の個数: 32

約数和(自身を含む): 492480

約数和(自身を除く): 283640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 227, 230, 454, 460, 908, 920, 1135, 1816, 2270, 4540, 5221, 9080, 10442, 20884, 26105, 41768, 52210, 104420, 208840]

約数ペア:

[(1, 208840), (2, 104420), (4, 52210), (5, 41768), (8, 26105), (10, 20884), (20, 10442), (23, 9080), (40, 5221), (46, 4540), (92, 2270), (115, 1816), (184, 1135), (227, 920), (230, 908), (454, 460)]