84267980

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{247847}}^1$

素因数の和:247873

約数の個数: 24

約数和(自身を含む): 187373088

約数和(自身を除く): 103105108

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 247847, 495694, 991388, 1239235, 2478470, 4213399, 4956940, 8426798, 16853596, 21066995, 42133990, 84267980]

約数ペア:

[(1, 84267980), (2, 42133990), (4, 21066995), (5, 16853596), (10, 8426798), (17, 4956940), (20, 4213399), (34, 2478470), (68, 1239235), (85, 991388), (170, 495694), (340, 247847)]