20949900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{69833}}^1$

素因数の和:69850

約数の個数: 36

約数和(自身を含む): 60615912

約数和(自身を除く): 39666012

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 69833, 139666, 209499, 279332, 349165, 418998, 698330, 837996, 1047495, 1396660, 1745825, 2094990, 3491650, 4189980, 5237475, 6983300, 10474950, 20949900]

約数ペア:

[(1, 20949900), (2, 10474950), (3, 6983300), (4, 5237475), (5, 4189980), (6, 3491650), (10, 2094990), (12, 1745825), (15, 1396660), (20, 1047495), (25, 837996), (30, 698330), (50, 418998), (60, 349165), (75, 279332), (100, 209499), (150, 139666), (300, 69833)]