320363056

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1540207}}^1$

素因数の和:1540228

約数の個数: 20

約数和(自身を含む): 668450272

約数和(自身を除く): 348087216

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1540207, 3080414, 6160828, 12321656, 20022691, 24643312, 40045382, 80090764, 160181528, 320363056]

約数ペア:

[(1, 320363056), (2, 160181528), (4, 80090764), (8, 40045382), (13, 24643312), (16, 20022691), (26, 12321656), (52, 6160828), (104, 3080414), (208, 1540207)]