2509784

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 4947600

約数和(自身を除く): 2437816

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 139, 148, 244, 278, 296, 488, 556, 1112, 2257, 4514, 5143, 8479, 9028, 10286, 16958, 18056, 20572, 33916, 41144, 67832, 313723, 627446, 1254892, 2509784]

約数ペア:

[(1, 2509784), (2, 1254892), (4, 627446), (8, 313723), (37, 67832), (61, 41144), (74, 33916), (122, 20572), (139, 18056), (148, 16958), (244, 10286), (278, 9028), (296, 8479), (488, 5143), (556, 4514), (1112, 2257)]