340536428

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{479}}^1\times {\mathrm{1997}}^1$

素因数の和:2569

約数の個数: 24

約数和(自身を含む): 604195200

約数和(自身を除く): 263658772

約数列:

[1, 2, 4, 89, 178, 356, 479, 958, 1916, 1997, 3994, 7988, 42631, 85262, 170524, 177733, 355466, 710932, 956563, 1913126, 3826252, 85134107, 170268214, 340536428]

約数ペア:

[(1, 340536428), (2, 170268214), (4, 85134107), (89, 3826252), (178, 1913126), (356, 956563), (479, 710932), (958, 355466), (1916, 177733), (1997, 170524), (3994, 85262), (7988, 42631)]