399690

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{4441}}^1$

素因数の和:4454

約数の個数: 24

約数和(自身を含む): 1039428

約数和(自身を除く): 639738

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4441, 8882, 13323, 22205, 26646, 39969, 44410, 66615, 79938, 133230, 199845, 399690]

約数ペア:

[(1, 399690), (2, 199845), (3, 133230), (5, 79938), (6, 66615), (9, 44410), (10, 39969), (15, 26646), (18, 22205), (30, 13323), (45, 8882), (90, 4441)]