2542440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{21187}}^1$

素因数の和:21201

約数の個数: 32

約数和(自身を含む): 7627680

約数和(自身を除く): 5085240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 21187, 42374, 63561, 84748, 105935, 127122, 169496, 211870, 254244, 317805, 423740, 508488, 635610, 847480, 1271220, 2542440]

約数ペア:

[(1, 2542440), (2, 1271220), (3, 847480), (4, 635610), (5, 508488), (6, 423740), (8, 317805), (10, 254244), (12, 211870), (15, 169496), (20, 127122), (24, 105935), (30, 84748), (40, 63561), (60, 42374), (120, 21187)]