7640656

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{4463}}^1$

素因数の和:4578

約数の個数: 20

約数和(自身を含む): 14945472

約数和(自身を除く): 7304816

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 4463, 8926, 17852, 35704, 71408, 477541, 955082, 1910164, 3820328, 7640656]

約数ペア:

[(1, 7640656), (2, 3820328), (4, 1910164), (8, 955082), (16, 477541), (107, 71408), (214, 35704), (428, 17852), (856, 8926), (1712, 4463)]