12797320

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{691}}^1$

素因数の和:1165

約数の個数: 32

約数和(自身を含む): 28897920

約数和(自身を除く): 16100600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 691, 926, 1382, 1852, 2315, 2764, 3455, 3704, 4630, 5528, 6910, 9260, 13820, 18520, 27640, 319933, 639866, 1279732, 1599665, 2559464, 3199330, 6398660, 12797320]

約数ペア:

[(1, 12797320), (2, 6398660), (4, 3199330), (5, 2559464), (8, 1599665), (10, 1279732), (20, 639866), (40, 319933), (463, 27640), (691, 18520), (926, 13820), (1382, 9260), (1852, 6910), (2315, 5528), (2764, 4630), (3455, 3704)]