2193400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{997}}^1$

素因数の和:1024

約数の個数: 48

約数和(自身を含む): 5568840

約数和(自身を除く): 3375440

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 997, 1100, 1994, 2200, 3988, 4985, 7976, 9970, 10967, 19940, 21934, 24925, 39880, 43868, 49850, 54835, 87736, 99700, 109670, 199400, 219340, 274175, 438680, 548350, 1096700, 2193400]

約数ペア:

[(1, 2193400), (2, 1096700), (4, 548350), (5, 438680), (8, 274175), (10, 219340), (11, 199400), (20, 109670), (22, 99700), (25, 87736), (40, 54835), (44, 49850), (50, 43868), (55, 39880), (88, 24925), (100, 21934), (110, 19940), (200, 10967), (220, 9970), (275, 7976), (440, 4985), (550, 3988), (997, 2200), (1100, 1994)]