26554520

素因数分解:

$2^3\times 5^1\times {\mathrm{61}}^1\times {\mathrm{10883}}^1$

素因数の和:10955

約数の個数: 32

約数和(自身を含む): 60732720

約数和(自身を除く): 34178200

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 61, 122, 244, 305, 488, 610, 1220, 2440, 10883, 21766, 43532, 54415, 87064, 108830, 217660, 435320, 663863, 1327726, 2655452, 3319315, 5310904, 6638630, 13277260, 26554520]

約数ペア:

[(1, 26554520), (2, 13277260), (4, 6638630), (5, 5310904), (8, 3319315), (10, 2655452), (20, 1327726), (40, 663863), (61, 435320), (122, 217660), (244, 108830), (305, 87064), (488, 54415), (610, 43532), (1220, 21766), (2440, 10883)]