2222611216

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{640153}}^1$

素因数の和:640199

約数の個数: 40

約数和(自身を含む): 5080262144

約数和(自身を除く): 2857650928

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 640153, 1280306, 2560612, 4481071, 5121224, 8962142, 10242448, 17924284, 19844743, 35848568, 39689486, 71697136, 79378972, 138913201, 158757944, 277826402, 317515888, 555652804, 1111305608, 2222611216]

約数ペア:

[(1, 2222611216), (2, 1111305608), (4, 555652804), (7, 317515888), (8, 277826402), (14, 158757944), (16, 138913201), (28, 79378972), (31, 71697136), (56, 39689486), (62, 35848568), (112, 19844743), (124, 17924284), (217, 10242448), (248, 8962142), (434, 5121224), (496, 4481071), (868, 2560612), (1736, 1280306), (3472, 640153)]