13289320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{30203}}^1$

素因数の和:30225

約数の個数: 32

約数和(自身を含む): 32620320

約数和(自身を除く): 19331000

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 30203, 60406, 120812, 151015, 241624, 302030, 332233, 604060, 664466, 1208120, 1328932, 1661165, 2657864, 3322330, 6644660, 13289320]

約数ペア:

[(1, 13289320), (2, 6644660), (4, 3322330), (5, 2657864), (8, 1661165), (10, 1328932), (11, 1208120), (20, 664466), (22, 604060), (40, 332233), (44, 302030), (55, 241624), (88, 151015), (110, 120812), (220, 60406), (440, 30203)]