61332920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139393}}^1$

素因数の和:139415

約数の個数: 32

約数和(自身を含む): 150545520

約数和(自身を除く): 89212600

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 139393, 278786, 557572, 696965, 1115144, 1393930, 1533323, 2787860, 3066646, 5575720, 6133292, 7666615, 12266584, 15333230, 30666460, 61332920]

約数ペア:

[(1, 61332920), (2, 30666460), (4, 15333230), (5, 12266584), (8, 7666615), (10, 6133292), (11, 5575720), (20, 3066646), (22, 2787860), (40, 1533323), (44, 1393930), (55, 1115144), (88, 696965), (110, 557572), (220, 278786), (440, 139393)]