199941910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{20849}}^1$

素因数の和:21000

約数の個数: 32

約数和(自身を含む): 414331200

約数和(自身を除く): 214389290

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 137, 274, 685, 959, 1370, 1918, 4795, 9590, 20849, 41698, 104245, 145943, 208490, 291886, 729715, 1459430, 2856313, 5712626, 14281565, 19994191, 28563130, 39988382, 99970955, 199941910]

約数ペア:

[(1, 199941910), (2, 99970955), (5, 39988382), (7, 28563130), (10, 19994191), (14, 14281565), (35, 5712626), (70, 2856313), (137, 1459430), (274, 729715), (685, 291886), (959, 208490), (1370, 145943), (1918, 104245), (4795, 41698), (9590, 20849)]