54950780

素因数分解:

$2^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{4273}}^1$

素因数の和:4925

約数の個数: 24

約数和(自身を含む): 115603152

約数和(自身を除く): 60652372

約数列:

[1, 2, 4, 5, 10, 20, 643, 1286, 2572, 3215, 4273, 6430, 8546, 12860, 17092, 21365, 42730, 85460, 2747539, 5495078, 10990156, 13737695, 27475390, 54950780]

約数ペア:

[(1, 54950780), (2, 27475390), (4, 13737695), (5, 10990156), (10, 5495078), (20, 2747539), (643, 85460), (1286, 42730), (2572, 21365), (3215, 17092), (4273, 12860), (6430, 8546)]