1140440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{4073}}^1$

素因数の和:4091

約数の個数: 32

約数和(自身を含む): 2933280

約数和(自身を除く): 1792840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 4073, 8146, 16292, 20365, 28511, 32584, 40730, 57022, 81460, 114044, 142555, 162920, 228088, 285110, 570220, 1140440]

約数ペア:

[(1, 1140440), (2, 570220), (4, 285110), (5, 228088), (7, 162920), (8, 142555), (10, 114044), (14, 81460), (20, 57022), (28, 40730), (35, 32584), (40, 28511), (56, 20365), (70, 16292), (140, 8146), (280, 4073)]