201696820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775757}}^1$

素因数の和:775779

約数の個数: 24

約数和(自身を含む): 456145704

約数和(自身を除く): 254448884

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775757, 1551514, 3103028, 3878785, 7757570, 10084841, 15515140, 20169682, 40339364, 50424205, 100848410, 201696820]

約数ペア:

[(1, 201696820), (2, 100848410), (4, 50424205), (5, 40339364), (10, 20169682), (13, 15515140), (20, 10084841), (26, 7757570), (52, 3878785), (65, 3103028), (130, 1551514), (260, 775757)]