12585320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28603}}^1$

素因数の和:28625

約数の個数: 32

約数和(自身を含む): 30892320

約数和(自身を除く): 18307000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28603, 57206, 114412, 143015, 228824, 286030, 314633, 572060, 629266, 1144120, 1258532, 1573165, 2517064, 3146330, 6292660, 12585320]

約数ペア:

[(1, 12585320), (2, 6292660), (4, 3146330), (5, 2517064), (8, 1573165), (10, 1258532), (11, 1144120), (20, 629266), (22, 572060), (40, 314633), (44, 286030), (55, 228824), (88, 143015), (110, 114412), (220, 57206), (440, 28603)]