1777014740

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{6679}}^1$

素因数の和:6992

約数の個数: 48

約数和(自身を含む): 3817860480

約数和(自身を除く): 2040845740

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 251, 265, 502, 530, 1004, 1060, 1255, 2510, 5020, 6679, 13303, 13358, 26606, 26716, 33395, 53212, 66515, 66790, 133030, 133580, 266060, 353987, 707974, 1415948, 1676429, 1769935, 3352858, 3539870, 6705716, 7079740, 8382145, 16764290, 33528580, 88850737, 177701474, 355402948, 444253685, 888507370, 1777014740]

約数ペア:

[(1, 1777014740), (2, 888507370), (4, 444253685), (5, 355402948), (10, 177701474), (20, 88850737), (53, 33528580), (106, 16764290), (212, 8382145), (251, 7079740), (265, 6705716), (502, 3539870), (530, 3352858), (1004, 1769935), (1060, 1676429), (1255, 1415948), (2510, 707974), (5020, 353987), (6679, 266060), (13303, 133580), (13358, 133030), (26606, 66790), (26716, 66515), (33395, 53212)]