12695212520

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{16704227}}^1$

素因数の和:16704257

約数の個数: 32

約数和(自身を含む): 30067610400

約数和(自身を除く): 17372397880

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 16704227, 33408454, 66816908, 83521135, 133633816, 167042270, 317380313, 334084540, 634760626, 668169080, 1269521252, 1586901565, 2539042504, 3173803130, 6347606260, 12695212520]

約数ペア:

[(1, 12695212520), (2, 6347606260), (4, 3173803130), (5, 2539042504), (8, 1586901565), (10, 1269521252), (19, 668169080), (20, 634760626), (38, 334084540), (40, 317380313), (76, 167042270), (95, 133633816), (152, 83521135), (190, 66816908), (380, 33408454), (760, 16704227)]