8170020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{45389}}^1$

素因数の和:45404

約数の個数: 36

約数和(自身を含む): 24782940

約数和(自身を除く): 16612920

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 45389, 90778, 136167, 181556, 226945, 272334, 408501, 453890, 544668, 680835, 817002, 907780, 1361670, 1634004, 2042505, 2723340, 4085010, 8170020]

約数ペア:

[(1, 8170020), (2, 4085010), (3, 2723340), (4, 2042505), (5, 1634004), (6, 1361670), (9, 907780), (10, 817002), (12, 680835), (15, 544668), (18, 453890), (20, 408501), (30, 272334), (36, 226945), (45, 181556), (60, 136167), (90, 90778), (180, 45389)]