204082020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1133789}}^1$

素因数の和:1133804

約数の個数: 36

約数和(自身を含む): 619049340

約数和(自身を除く): 414967320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1133789, 2267578, 3401367, 4535156, 5668945, 6802734, 10204101, 11337890, 13605468, 17006835, 20408202, 22675780, 34013670, 40816404, 51020505, 68027340, 102041010, 204082020]

約数ペア:

[(1, 204082020), (2, 102041010), (3, 68027340), (4, 51020505), (5, 40816404), (6, 34013670), (9, 22675780), (10, 20408202), (12, 17006835), (15, 13605468), (18, 11337890), (20, 10204101), (30, 6802734), (36, 5668945), (45, 4535156), (60, 3401367), (90, 2267578), (180, 1133789)]