8947780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{26317}}^1$

素因数の和:26343

約数の個数: 24

約数和(自身を含む): 19896408

約数和(自身を除く): 10948628

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 26317, 52634, 105268, 131585, 263170, 447389, 526340, 894778, 1789556, 2236945, 4473890, 8947780]

約数ペア:

[(1, 8947780), (2, 4473890), (4, 2236945), (5, 1789556), (10, 894778), (17, 526340), (20, 447389), (34, 263170), (68, 131585), (85, 105268), (170, 52634), (340, 26317)]