40552020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{225289}}^1$

素因数の和:225304

約数の個数: 36

約数和(自身を含む): 123008340

約数和(自身を除く): 82456320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 225289, 450578, 675867, 901156, 1126445, 1351734, 2027601, 2252890, 2703468, 3379335, 4055202, 4505780, 6758670, 8110404, 10138005, 13517340, 20276010, 40552020]

約数ペア:

[(1, 40552020), (2, 20276010), (3, 13517340), (4, 10138005), (5, 8110404), (6, 6758670), (9, 4505780), (10, 4055202), (12, 3379335), (15, 2703468), (18, 2252890), (20, 2027601), (30, 1351734), (36, 1126445), (45, 901156), (60, 675867), (90, 450578), (180, 225289)]