7770040

素因数分解:

$2^3\times 5^1\times {\mathrm{47}}^1\times {\mathrm{4133}}^1$

素因数の和:4191

約数の個数: 32

約数和(自身を含む): 17858880

約数和(自身を除く): 10088840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 47, 94, 188, 235, 376, 470, 940, 1880, 4133, 8266, 16532, 20665, 33064, 41330, 82660, 165320, 194251, 388502, 777004, 971255, 1554008, 1942510, 3885020, 7770040]

約数ペア:

[(1, 7770040), (2, 3885020), (4, 1942510), (5, 1554008), (8, 971255), (10, 777004), (20, 388502), (40, 194251), (47, 165320), (94, 82660), (188, 41330), (235, 33064), (376, 20665), (470, 16532), (940, 8266), (1880, 4133)]