558885520

素因数分解:

$2^4\times 5^1\times {\mathrm{101}}^1\times {\mathrm{263}}^2$

素因数の和:640

約数の個数: 60

約数和(自身を含む): 1317282876

約数和(自身を除く): 758397356

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 101, 202, 263, 404, 505, 526, 808, 1010, 1052, 1315, 1616, 2020, 2104, 2630, 4040, 4208, 5260, 8080, 10520, 21040, 26563, 53126, 69169, 106252, 132815, 138338, 212504, 265630, 276676, 345845, 425008, 531260, 553352, 691690, 1062520, 1106704, 1383380, 2125040, 2766760, 5533520, 6986069, 13972138, 27944276, 34930345, 55888552, 69860690, 111777104, 139721380, 279442760, 558885520]

約数ペア:

[(1, 558885520), (2, 279442760), (4, 139721380), (5, 111777104), (8, 69860690), (10, 55888552), (16, 34930345), (20, 27944276), (40, 13972138), (80, 6986069), (101, 5533520), (202, 2766760), (263, 2125040), (404, 1383380), (505, 1106704), (526, 1062520), (808, 691690), (1010, 553352), (1052, 531260), (1315, 425008), (1616, 345845), (2020, 276676), (2104, 265630), (2630, 212504), (4040, 138338), (4208, 132815), (5260, 106252), (8080, 69169), (10520, 53126), (21040, 26563)]