74720780

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{219767}}^1$

素因数の和:219793

約数の個数: 24

約数和(自身を含む): 166144608

約数和(自身を除く): 91423828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 219767, 439534, 879068, 1098835, 2197670, 3736039, 4395340, 7472078, 14944156, 18680195, 37360390, 74720780]

約数ペア:

[(1, 74720780), (2, 37360390), (4, 18680195), (5, 14944156), (10, 7472078), (17, 4395340), (20, 3736039), (34, 2197670), (68, 1098835), (85, 879068), (170, 439534), (340, 219767)]