12256040

素因数分解:

$2^3\times 5^1\times {\mathrm{347}}^1\times {\mathrm{883}}^1$

素因数の和:1241

約数の個数: 32

約数和(自身を含む): 27686880

約数和(自身を除く): 15430840

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 347, 694, 883, 1388, 1735, 1766, 2776, 3470, 3532, 4415, 6940, 7064, 8830, 13880, 17660, 35320, 306401, 612802, 1225604, 1532005, 2451208, 3064010, 6128020, 12256040]

約数ペア:

[(1, 12256040), (2, 6128020), (4, 3064010), (5, 2451208), (8, 1532005), (10, 1225604), (20, 612802), (40, 306401), (347, 35320), (694, 17660), (883, 13880), (1388, 8830), (1735, 7064), (1766, 6940), (2776, 4415), (3470, 3532)]