1243980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{6911}}^1$

素因数の和:6926

約数の個数: 36

約数和(自身を含む): 3773952

約数和(自身を除く): 2529972

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 6911, 13822, 20733, 27644, 34555, 41466, 62199, 69110, 82932, 103665, 124398, 138220, 207330, 248796, 310995, 414660, 621990, 1243980]

約数ペア:

[(1, 1243980), (2, 621990), (3, 414660), (4, 310995), (5, 248796), (6, 207330), (9, 138220), (10, 124398), (12, 103665), (15, 82932), (18, 69110), (20, 62199), (30, 41466), (36, 34555), (45, 27644), (60, 20733), (90, 13822), (180, 6911)]