273945820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{805723}}^1$

素因数の和:805749

約数の個数: 24

約数和(自身を含む): 609127344

約数和(自身を除く): 335181524

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 805723, 1611446, 3222892, 4028615, 8057230, 13697291, 16114460, 27394582, 54789164, 68486455, 136972910, 273945820]

約数ペア:

[(1, 273945820), (2, 136972910), (4, 68486455), (5, 54789164), (10, 27394582), (17, 16114460), (20, 13697291), (34, 8057230), (68, 4028615), (85, 3222892), (170, 1611446), (340, 805723)]