1285320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{10711}}^1$

素因数の和:10725

約数の個数: 32

約数和(自身を含む): 3856320

約数和(自身を除く): 2571000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 10711, 21422, 32133, 42844, 53555, 64266, 85688, 107110, 128532, 160665, 214220, 257064, 321330, 428440, 642660, 1285320]

約数ペア:

[(1, 1285320), (2, 642660), (3, 428440), (4, 321330), (5, 257064), (6, 214220), (8, 160665), (10, 128532), (12, 107110), (15, 85688), (20, 64266), (24, 53555), (30, 42844), (40, 32133), (60, 21422), (120, 10711)]