105439780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{310117}}^1$

素因数の和:310143

約数の個数: 24

約数和(自身を含む): 234449208

約数和(自身を除く): 129009428

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 310117, 620234, 1240468, 1550585, 3101170, 5271989, 6202340, 10543978, 21087956, 26359945, 52719890, 105439780]

約数ペア:

[(1, 105439780), (2, 52719890), (4, 26359945), (5, 21087956), (10, 10543978), (17, 6202340), (20, 5271989), (34, 3101170), (68, 1550585), (85, 1240468), (170, 620234), (340, 310117)]