7775320

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{3967}}^1$

素因数の和:3992

約数の個数: 48

約数和(自身を含む): 20355840

約数和(自身を除く): 12580520

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, 3967, 7934, 15868, 19835, 27769, 31736, 39670, 55538, 79340, 111076, 138845, 158680, 194383, 222152, 277690, 388766, 555380, 777532, 971915, 1110760, 1555064, 1943830, 3887660, 7775320]

約数ペア:

[(1, 7775320), (2, 3887660), (4, 1943830), (5, 1555064), (7, 1110760), (8, 971915), (10, 777532), (14, 555380), (20, 388766), (28, 277690), (35, 222152), (40, 194383), (49, 158680), (56, 138845), (70, 111076), (98, 79340), (140, 55538), (196, 39670), (245, 31736), (280, 27769), (392, 19835), (490, 15868), (980, 7934), (1960, 3967)]