26667760

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{6803}}^1$

素因数の和:6830

約数の個数: 60

約数和(自身を含む): 72136008

約数和(自身を除く): 45468248

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 6803, 13606, 27212, 34015, 47621, 54424, 68030, 95242, 108848, 136060, 190484, 238105, 272120, 333347, 380968, 476210, 544240, 666694, 761936, 952420, 1333388, 1666735, 1904840, 2666776, 3333470, 3809680, 5333552, 6666940, 13333880, 26667760]

約数ペア:

[(1, 26667760), (2, 13333880), (4, 6666940), (5, 5333552), (7, 3809680), (8, 3333470), (10, 2666776), (14, 1904840), (16, 1666735), (20, 1333388), (28, 952420), (35, 761936), (40, 666694), (49, 544240), (56, 476210), (70, 380968), (80, 333347), (98, 272120), (112, 238105), (140, 190484), (196, 136060), (245, 108848), (280, 95242), (392, 68030), (490, 54424), (560, 47621), (784, 34015), (980, 27212), (1960, 13606), (3920, 6803)]