20355080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{26783}}^1$

素因数の和:26813

約数の個数: 32

約数和(自身を含む): 48211200

約数和(自身を除く): 27856120

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 26783, 53566, 107132, 133915, 214264, 267830, 508877, 535660, 1017754, 1071320, 2035508, 2544385, 4071016, 5088770, 10177540, 20355080]

約数ペア:

[(1, 20355080), (2, 10177540), (4, 5088770), (5, 4071016), (8, 2544385), (10, 2035508), (19, 1071320), (20, 1017754), (38, 535660), (40, 508877), (76, 267830), (95, 214264), (152, 133915), (190, 107132), (380, 53566), (760, 26783)]