28080032

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{20407}}^1$

素因数の和:20460

約数の個数: 24

約数和(自身を含む): 56570976

約数和(自身を除く): 28490944

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 172, 344, 688, 1376, 20407, 40814, 81628, 163256, 326512, 653024, 877501, 1755002, 3510004, 7020008, 14040016, 28080032]

約数ペア:

[(1, 28080032), (2, 14040016), (4, 7020008), (8, 3510004), (16, 1755002), (32, 877501), (43, 653024), (86, 326512), (172, 163256), (344, 81628), (688, 40814), (1376, 20407)]