210005870

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{19427}}^1$

素因数の和:19504

約数の個数: 32

約数和(自身を含む): 402859008

約数和(自身を除く): 192853138

約数列:

[1, 2, 5, 10, 23, 46, 47, 94, 115, 230, 235, 470, 1081, 2162, 5405, 10810, 19427, 38854, 97135, 194270, 446821, 893642, 913069, 1826138, 2234105, 4468210, 4565345, 9130690, 21000587, 42001174, 105002935, 210005870]

約数ペア:

[(1, 210005870), (2, 105002935), (5, 42001174), (10, 21000587), (23, 9130690), (46, 4565345), (47, 4468210), (94, 2234105), (115, 1826138), (230, 913069), (235, 893642), (470, 446821), (1081, 194270), (2162, 97135), (5405, 38854), (10810, 19427)]