920338120

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1769881}}^1$

素因数の和:1769905

約数の個数: 32

約数和(自身を含む): 2230051320

約数和(自身を除く): 1309713200

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1769881, 3539762, 7079524, 8849405, 14159048, 17698810, 23008453, 35397620, 46016906, 70795240, 92033812, 115042265, 184067624, 230084530, 460169060, 920338120]

約数ペア:

[(1, 920338120), (2, 460169060), (4, 230084530), (5, 184067624), (8, 115042265), (10, 92033812), (13, 70795240), (20, 46016906), (26, 35397620), (40, 23008453), (52, 17698810), (65, 14159048), (104, 8849405), (130, 7079524), (260, 3539762), (520, 1769881)]