20405610

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13337}}^1$

素因数の和:13367

約数の個数: 48

約数和(自身を含む): 56179656

約数和(自身を除く): 35774046

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13337, 26674, 40011, 66685, 80022, 120033, 133370, 200055, 226729, 240066, 400110, 453458, 600165, 680187, 1133645, 1200330, 1360374, 2040561, 2267290, 3400935, 4081122, 6801870, 10202805, 20405610]

約数ペア:

[(1, 20405610), (2, 10202805), (3, 6801870), (5, 4081122), (6, 3400935), (9, 2267290), (10, 2040561), (15, 1360374), (17, 1200330), (18, 1133645), (30, 680187), (34, 600165), (45, 453458), (51, 400110), (85, 240066), (90, 226729), (102, 200055), (153, 133370), (170, 120033), (255, 80022), (306, 66685), (510, 40011), (765, 26674), (1530, 13337)]