1277020

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{953}}^1$

素因数の和:1029

約数の個数: 24

約数和(自身を含む): 2724624

約数和(自身を除く): 1447604

約数列:

[1, 2, 4, 5, 10, 20, 67, 134, 268, 335, 670, 953, 1340, 1906, 3812, 4765, 9530, 19060, 63851, 127702, 255404, 319255, 638510, 1277020]

約数ペア:

[(1, 1277020), (2, 638510), (4, 319255), (5, 255404), (10, 127702), (20, 63851), (67, 19060), (134, 9530), (268, 4765), (335, 3812), (670, 1906), (953, 1340)]