8889688420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{356443}}^1$

素因数の和:356524

約数の個数: 48

約数和(自身を含む): 19761255360

約数和(自身を除く): 10871566940

約数列:

[1, 2, 4, 5, 10, 20, 29, 43, 58, 86, 116, 145, 172, 215, 290, 430, 580, 860, 1247, 2494, 4988, 6235, 12470, 24940, 356443, 712886, 1425772, 1782215, 3564430, 7128860, 10336847, 15327049, 20673694, 30654098, 41347388, 51684235, 61308196, 76635245, 103368470, 153270490, 206736940, 306540980, 444484421, 888968842, 1777937684, 2222422105, 4444844210, 8889688420]

約数ペア:

[(1, 8889688420), (2, 4444844210), (4, 2222422105), (5, 1777937684), (10, 888968842), (20, 444484421), (29, 306540980), (43, 206736940), (58, 153270490), (86, 103368470), (116, 76635245), (145, 61308196), (172, 51684235), (215, 41347388), (290, 30654098), (430, 20673694), (580, 15327049), (860, 10336847), (1247, 7128860), (2494, 3564430), (4988, 1782215), (6235, 1425772), (12470, 712886), (24940, 356443)]