2019913580

素因数分解:

$2^2\times 5^1\times {\mathrm{5179}}^1\times {\mathrm{19501}}^1$

素因数の和:24689

約数の個数: 24

約数和(自身を含む): 4242855120

約数和(自身を除く): 2222941540

約数列:

[1, 2, 4, 5, 10, 20, 5179, 10358, 19501, 20716, 25895, 39002, 51790, 78004, 97505, 103580, 195010, 390020, 100995679, 201991358, 403982716, 504978395, 1009956790, 2019913580]

約数ペア:

[(1, 2019913580), (2, 1009956790), (4, 504978395), (5, 403982716), (10, 201991358), (20, 100995679), (5179, 390020), (10358, 195010), (19501, 103580), (20716, 97505), (25895, 78004), (39002, 51790)]