3876020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{4507}}^1$

素因数の和:4559

約数の個数: 24

約数和(自身を含む): 8330784

約数和(自身を除く): 4454764

約数列:

[1, 2, 4, 5, 10, 20, 43, 86, 172, 215, 430, 860, 4507, 9014, 18028, 22535, 45070, 90140, 193801, 387602, 775204, 969005, 1938010, 3876020]

約数ペア:

[(1, 3876020), (2, 1938010), (4, 969005), (5, 775204), (10, 387602), (20, 193801), (43, 90140), (86, 45070), (172, 22535), (215, 18028), (430, 9014), (860, 4507)]