28773860

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84629}}^1$

素因数の和:84655

約数の個数: 24

約数和(自身を含む): 63980280

約数和(自身を除く): 35206420

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 84629, 169258, 338516, 423145, 846290, 1438693, 1692580, 2877386, 5754772, 7193465, 14386930, 28773860]

約数ペア:

[(1, 28773860), (2, 14386930), (4, 7193465), (5, 5754772), (10, 2877386), (17, 1692580), (20, 1438693), (34, 846290), (68, 423145), (85, 338516), (170, 169258), (340, 84629)]