8761880

素因数分解:

$2^3\times 5^1\times {\mathrm{317}}^1\times {\mathrm{691}}^1$

素因数の和:1019

約数の個数: 32

約数和(自身を含む): 19805040

約数和(自身を除く): 11043160

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 317, 634, 691, 1268, 1382, 1585, 2536, 2764, 3170, 3455, 5528, 6340, 6910, 12680, 13820, 27640, 219047, 438094, 876188, 1095235, 1752376, 2190470, 4380940, 8761880]

約数ペア:

[(1, 8761880), (2, 4380940), (4, 2190470), (5, 1752376), (8, 1095235), (10, 876188), (20, 438094), (40, 219047), (317, 27640), (634, 13820), (691, 12680), (1268, 6910), (1382, 6340), (1585, 5528), (2536, 3455), (2764, 3170)]