2006353940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{256567}}^1$

素因数の和:256616

約数の個数: 48

約数和(自身を含む): 4655169792

約数和(自身を除く): 2648815852

約数列:

[1, 2, 4, 5, 10, 17, 20, 23, 34, 46, 68, 85, 92, 115, 170, 230, 340, 391, 460, 782, 1564, 1955, 3910, 7820, 256567, 513134, 1026268, 1282835, 2565670, 4361639, 5131340, 5901041, 8723278, 11802082, 17446556, 21808195, 23604164, 29505205, 43616390, 59010410, 87232780, 100317697, 118020820, 200635394, 401270788, 501588485, 1003176970, 2006353940]

約数ペア:

[(1, 2006353940), (2, 1003176970), (4, 501588485), (5, 401270788), (10, 200635394), (17, 118020820), (20, 100317697), (23, 87232780), (34, 59010410), (46, 43616390), (68, 29505205), (85, 23604164), (92, 21808195), (115, 17446556), (170, 11802082), (230, 8723278), (340, 5901041), (391, 5131340), (460, 4361639), (782, 2565670), (1564, 1282835), (1955, 1026268), (3910, 513134), (7820, 256567)]