20329580

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{35051}}^1$

素因数の和:35089

約数の個数: 24

約数和(自身を含む): 44165520

約数和(自身を除く): 23835940

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 290, 580, 35051, 70102, 140204, 175255, 350510, 701020, 1016479, 2032958, 4065916, 5082395, 10164790, 20329580]

約数ペア:

[(1, 20329580), (2, 10164790), (4, 5082395), (5, 4065916), (10, 2032958), (20, 1016479), (29, 701020), (58, 350510), (116, 175255), (145, 140204), (290, 70102), (580, 35051)]