1971296020

素因数分解:

$2^2\times 5^1\times {\mathrm{1367}}^1\times {\mathrm{72103}}^1$

素因数の和:73479

約数の個数: 24

約数和(自身を含む): 4142807424

約数和(自身を除く): 2171511404

約数列:

[1, 2, 4, 5, 10, 20, 1367, 2734, 5468, 6835, 13670, 27340, 72103, 144206, 288412, 360515, 721030, 1442060, 98564801, 197129602, 394259204, 492824005, 985648010, 1971296020]

約数ペア:

[(1, 1971296020), (2, 985648010), (4, 492824005), (5, 394259204), (10, 197129602), (20, 98564801), (1367, 1442060), (2734, 721030), (5468, 360515), (6835, 288412), (13670, 144206), (27340, 72103)]