2122020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11789}}^1$

素因数の和:11804

約数の個数: 36

約数和(自身を含む): 6437340

約数和(自身を除く): 4315320

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 11789, 23578, 35367, 47156, 58945, 70734, 106101, 117890, 141468, 176835, 212202, 235780, 353670, 424404, 530505, 707340, 1061010, 2122020]

約数ペア:

[(1, 2122020), (2, 1061010), (3, 707340), (4, 530505), (5, 424404), (6, 353670), (9, 235780), (10, 212202), (12, 176835), (15, 141468), (18, 117890), (20, 106101), (30, 70734), (36, 58945), (45, 47156), (60, 35367), (90, 23578), (180, 11789)]