55600280

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{22787}}^1$

素因数の和:22859

約数の個数: 32

約数和(自身を含む): 127157040

約数和(自身を除く): 71556760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 22787, 45574, 91148, 113935, 182296, 227870, 455740, 911480, 1390007, 2780014, 5560028, 6950035, 11120056, 13900070, 27800140, 55600280]

約数ペア:

[(1, 55600280), (2, 27800140), (4, 13900070), (5, 11120056), (8, 6950035), (10, 5560028), (20, 2780014), (40, 1390007), (61, 911480), (122, 455740), (244, 227870), (305, 182296), (488, 113935), (610, 91148), (1220, 45574), (2440, 22787)]