201704620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{775787}}^1$

素因数の和:775809

約数の個数: 24

約数和(自身を含む): 456163344

約数和(自身を除く): 254458724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 775787, 1551574, 3103148, 3878935, 7757870, 10085231, 15515740, 20170462, 40340924, 50426155, 100852310, 201704620]

約数ペア:

[(1, 201704620), (2, 100852310), (4, 50426155), (5, 40340924), (10, 20170462), (13, 15515740), (20, 10085231), (26, 7757870), (52, 3878935), (65, 3103148), (130, 1551574), (260, 775787)]