20226800

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{4597}}^1$

素因数の和:4626

約数の個数: 60

約数和(自身を含む): 53024136

約数和(自身を除く): 32797336

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 44, 50, 55, 80, 88, 100, 110, 176, 200, 220, 275, 400, 440, 550, 880, 1100, 2200, 4400, 4597, 9194, 18388, 22985, 36776, 45970, 50567, 73552, 91940, 101134, 114925, 183880, 202268, 229850, 252835, 367760, 404536, 459700, 505670, 809072, 919400, 1011340, 1264175, 1838800, 2022680, 2528350, 4045360, 5056700, 10113400, 20226800]

約数ペア:

[(1, 20226800), (2, 10113400), (4, 5056700), (5, 4045360), (8, 2528350), (10, 2022680), (11, 1838800), (16, 1264175), (20, 1011340), (22, 919400), (25, 809072), (40, 505670), (44, 459700), (50, 404536), (55, 367760), (80, 252835), (88, 229850), (100, 202268), (110, 183880), (176, 114925), (200, 101134), (220, 91940), (275, 73552), (400, 50567), (440, 45970), (550, 36776), (880, 22985), (1100, 18388), (2200, 9194), (4400, 4597)]