219802020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{126323}}^1$

素因数の和:126364

約数の個数: 48

約数和(自身を含む): 636672960

約数和(自身を除く): 416870940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 870, 1740, 126323, 252646, 378969, 505292, 631615, 757938, 1263230, 1515876, 1894845, 2526460, 3663367, 3789690, 7326734, 7579380, 10990101, 14653468, 18316835, 21980202, 36633670, 43960404, 54950505, 73267340, 109901010, 219802020]

約数ペア:

[(1, 219802020), (2, 109901010), (3, 73267340), (4, 54950505), (5, 43960404), (6, 36633670), (10, 21980202), (12, 18316835), (15, 14653468), (20, 10990101), (29, 7579380), (30, 7326734), (58, 3789690), (60, 3663367), (87, 2526460), (116, 1894845), (145, 1515876), (174, 1263230), (290, 757938), (348, 631615), (435, 505292), (580, 378969), (870, 252646), (1740, 126323)]