20573048920

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{17735387}}^1$

素因数の和:17735427

約数の個数: 32

約数和(自身を含む): 47885547600

約数和(自身を除く): 27312498680

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 232, 290, 580, 1160, 17735387, 35470774, 70941548, 88676935, 141883096, 177353870, 354707740, 514326223, 709415480, 1028652446, 2057304892, 2571631115, 4114609784, 5143262230, 10286524460, 20573048920]

約数ペア:

[(1, 20573048920), (2, 10286524460), (4, 5143262230), (5, 4114609784), (8, 2571631115), (10, 2057304892), (20, 1028652446), (29, 709415480), (40, 514326223), (58, 354707740), (116, 177353870), (145, 141883096), (232, 88676935), (290, 70941548), (580, 35470774), (1160, 17735387)]