20434380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{340573}}^1$

素因数の和:340585

約数の個数: 24

約数和(自身を含む): 57216432

約数和(自身を除く): 36782052

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 340573, 681146, 1021719, 1362292, 1702865, 2043438, 3405730, 4086876, 5108595, 6811460, 10217190, 20434380]

約数ペア:

[(1, 20434380), (2, 10217190), (3, 6811460), (4, 5108595), (5, 4086876), (6, 3405730), (10, 2043438), (12, 1702865), (15, 1362292), (20, 1021719), (30, 681146), (60, 340573)]