26708840

素因数分解:

$2^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{4253}}^1$

素因数の和:4421

約数の個数: 32

約数和(自身を含む): 60491880

約数和(自身を除く): 33783040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 157, 314, 628, 785, 1256, 1570, 3140, 4253, 6280, 8506, 17012, 21265, 34024, 42530, 85060, 170120, 667721, 1335442, 2670884, 3338605, 5341768, 6677210, 13354420, 26708840]

約数ペア:

[(1, 26708840), (2, 13354420), (4, 6677210), (5, 5341768), (8, 3338605), (10, 2670884), (20, 1335442), (40, 667721), (157, 170120), (314, 85060), (628, 42530), (785, 34024), (1256, 21265), (1570, 17012), (3140, 8506), (4253, 6280)]