38966960

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{4729}}^1$

素因数の和:4845

約数の個数: 40

約数和(自身を含む): 91497120

約数和(自身を除く): 52530160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 4120, 4729, 8240, 9458, 18916, 23645, 37832, 47290, 75664, 94580, 189160, 378320, 487087, 974174, 1948348, 2435435, 3896696, 4870870, 7793392, 9741740, 19483480, 38966960]

約数ペア:

[(1, 38966960), (2, 19483480), (4, 9741740), (5, 7793392), (8, 4870870), (10, 3896696), (16, 2435435), (20, 1948348), (40, 974174), (80, 487087), (103, 378320), (206, 189160), (412, 94580), (515, 75664), (824, 47290), (1030, 37832), (1648, 23645), (2060, 18916), (4120, 9458), (4729, 8240)]