20724702990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{617}}^1\times {\mathrm{1119649}}^1$

素因数の和:1120276

約数の個数: 32

約数和(自身を含む): 49819946400

約数和(自身を除く): 29095243410

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 617, 1234, 1851, 3085, 3702, 6170, 9255, 18510, 1119649, 2239298, 3358947, 5598245, 6717894, 11196490, 16794735, 33589470, 690823433, 1381646866, 2072470299, 3454117165, 4144940598, 6908234330, 10362351495, 20724702990]

約数ペア:

[(1, 20724702990), (2, 10362351495), (3, 6908234330), (5, 4144940598), (6, 3454117165), (10, 2072470299), (15, 1381646866), (30, 690823433), (617, 33589470), (1234, 16794735), (1851, 11196490), (3085, 6717894), (3702, 5598245), (6170, 3358947), (9255, 2239298), (18510, 1119649)]