13333880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{6803}}^1$

素因数の和:6828

約数の個数: 48

約数和(自身を含む): 34904520

約数和(自身を除く): 21570640

約数列:

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

約数ペア:

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