9909080

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{1297}}^1$

素因数の和:1499

約数の個数: 32

約数和(自身を含む): 22429440

約数和(自身を除く): 12520360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 764, 955, 1297, 1528, 1910, 2594, 3820, 5188, 6485, 7640, 10376, 12970, 25940, 51880, 247727, 495454, 990908, 1238635, 1981816, 2477270, 4954540, 9909080]

約数ペア:

[(1, 9909080), (2, 4954540), (4, 2477270), (5, 1981816), (8, 1238635), (10, 990908), (20, 495454), (40, 247727), (191, 51880), (382, 25940), (764, 12970), (955, 10376), (1297, 7640), (1528, 6485), (1910, 5188), (2594, 3820)]