660550160

素因数分解:

$2^4\times 5^1\times {\mathrm{433}}^1\times {\mathrm{19069}}^1$

素因数の和:19515

約数の個数: 40

約数和(自身を含む): 1539406680

約数和(自身を除く): 878856520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 433, 866, 1732, 2165, 3464, 4330, 6928, 8660, 17320, 19069, 34640, 38138, 76276, 95345, 152552, 190690, 305104, 381380, 762760, 1525520, 8256877, 16513754, 33027508, 41284385, 66055016, 82568770, 132110032, 165137540, 330275080, 660550160]

約数ペア:

[(1, 660550160), (2, 330275080), (4, 165137540), (5, 132110032), (8, 82568770), (10, 66055016), (16, 41284385), (20, 33027508), (40, 16513754), (80, 8256877), (433, 1525520), (866, 762760), (1732, 381380), (2165, 305104), (3464, 190690), (4330, 152552), (6928, 95345), (8660, 76276), (17320, 38138), (19069, 34640)]