84544760

素因数分解:

$2^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{19391}}^1$

素因数の和:19511

約数の個数: 32

約数和(自身を含む): 191980800

約数和(自身を除く): 107436040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 109, 218, 436, 545, 872, 1090, 2180, 4360, 19391, 38782, 77564, 96955, 155128, 193910, 387820, 775640, 2113619, 4227238, 8454476, 10568095, 16908952, 21136190, 42272380, 84544760]

約数ペア:

[(1, 84544760), (2, 42272380), (4, 21136190), (5, 16908952), (8, 10568095), (10, 8454476), (20, 4227238), (40, 2113619), (109, 775640), (218, 387820), (436, 193910), (545, 155128), (872, 96955), (1090, 77564), (2180, 38782), (4360, 19391)]