254122020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1411789}}^1$

素因数の和:1411804

約数の個数: 36

約数和(自身を含む): 770837340

約数和(自身を除く): 516715320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1411789, 2823578, 4235367, 5647156, 7058945, 8470734, 12706101, 14117890, 16941468, 21176835, 25412202, 28235780, 42353670, 50824404, 63530505, 84707340, 127061010, 254122020]

約数ペア:

[(1, 254122020), (2, 127061010), (3, 84707340), (4, 63530505), (5, 50824404), (6, 42353670), (9, 28235780), (10, 25412202), (12, 21176835), (15, 16941468), (18, 14117890), (20, 12706101), (30, 8470734), (36, 7058945), (45, 5647156), (60, 4235367), (90, 2823578), (180, 1411789)]