201614660

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775441}}^1$

素因数の和:775463

約数の個数: 24

約数和(自身を含む): 455959896

約数和(自身を除く): 254345236

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775441, 1550882, 3101764, 3877205, 7754410, 10080733, 15508820, 20161466, 40322932, 50403665, 100807330, 201614660]

約数ペア:

[(1, 201614660), (2, 100807330), (4, 50403665), (5, 40322932), (10, 20161466), (13, 15508820), (20, 10080733), (26, 7754410), (52, 3877205), (65, 3101764), (130, 1550882), (260, 775441)]