9796720

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{881}}^1$

素因数の和:1033

約数の個数: 40

約数和(自身を含む): 22967280

約数和(自身を除く): 13170560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 556, 695, 881, 1112, 1390, 1762, 2224, 2780, 3524, 4405, 5560, 7048, 8810, 11120, 14096, 17620, 35240, 70480, 122459, 244918, 489836, 612295, 979672, 1224590, 1959344, 2449180, 4898360, 9796720]

約数ペア:

[(1, 9796720), (2, 4898360), (4, 2449180), (5, 1959344), (8, 1224590), (10, 979672), (16, 612295), (20, 489836), (40, 244918), (80, 122459), (139, 70480), (278, 35240), (556, 17620), (695, 14096), (881, 11120), (1112, 8810), (1390, 7048), (1762, 5560), (2224, 4405), (2780, 3524)]