206871130

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{19949}}^1$

素因数の和:20034

約数の個数: 32

約数和(自身を含む): 400755600

約数和(自身を除く): 193884470

約数列:

[1, 2, 5, 10, 17, 34, 61, 85, 122, 170, 305, 610, 1037, 2074, 5185, 10370, 19949, 39898, 99745, 199490, 339133, 678266, 1216889, 1695665, 2433778, 3391330, 6084445, 12168890, 20687113, 41374226, 103435565, 206871130]

約数ペア:

[(1, 206871130), (2, 103435565), (5, 41374226), (10, 20687113), (17, 12168890), (34, 6084445), (61, 3391330), (85, 2433778), (122, 1695665), (170, 1216889), (305, 678266), (610, 339133), (1037, 199490), (2074, 99745), (5185, 39898), (10370, 19949)]