77135660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{550969}}^1$

素因数の和:550985

約数の個数: 24

約数和(自身を含む): 185125920

約数和(自身を除く): 107990260

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 550969, 1101938, 2203876, 2754845, 3856783, 5509690, 7713566, 11019380, 15427132, 19283915, 38567830, 77135660]

約数ペア:

[(1, 77135660), (2, 38567830), (4, 19283915), (5, 15427132), (7, 11019380), (10, 7713566), (14, 5509690), (20, 3856783), (28, 2754845), (35, 2203876), (70, 1101938), (140, 550969)]