2007320720

素因数分解:

$2^4\times 5^1\times {\mathrm{25091509}}^1$

素因数の和:25091522

約数の個数: 20

約数和(自身を含む): 4667020860

約数和(自身を除く): 2659700140

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 25091509, 50183018, 100366036, 125457545, 200732072, 250915090, 401464144, 501830180, 1003660360, 2007320720]

約数ペア:

[(1, 2007320720), (2, 1003660360), (4, 501830180), (5, 401464144), (8, 250915090), (10, 200732072), (16, 125457545), (20, 100366036), (40, 50183018), (80, 25091509)]