40129160

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24469}}^1$

素因数の和:24521

約数の個数: 32

約数和(自身を含む): 92496600

約数和(自身を除く): 52367440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24469, 48938, 97876, 122345, 195752, 244690, 489380, 978760, 1003229, 2006458, 4012916, 5016145, 8025832, 10032290, 20064580, 40129160]

約数ペア:

[(1, 40129160), (2, 20064580), (4, 10032290), (5, 8025832), (8, 5016145), (10, 4012916), (20, 2006458), (40, 1003229), (41, 978760), (82, 489380), (164, 244690), (205, 195752), (328, 122345), (410, 97876), (820, 48938), (1640, 24469)]