7960540

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{8123}}^1$

素因数の和:8146

約数の個数: 36

約数和(自身を含む): 19448856

約数和(自身を除く): 11488316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 8123, 16246, 32492, 40615, 56861, 81230, 113722, 162460, 227444, 284305, 398027, 568610, 796054, 1137220, 1592108, 1990135, 3980270, 7960540]

約数ペア:

[(1, 7960540), (2, 3980270), (4, 1990135), (5, 1592108), (7, 1137220), (10, 796054), (14, 568610), (20, 398027), (28, 284305), (35, 227444), (49, 162460), (70, 113722), (98, 81230), (140, 56861), (196, 40615), (245, 32492), (490, 16246), (980, 8123)]