55009880

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{18839}}^1$

素因数の和:18923

約数の個数: 32

約数和(自身を含む): 125474400

約数和(自身を除く): 70464520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 146, 292, 365, 584, 730, 1460, 2920, 18839, 37678, 75356, 94195, 150712, 188390, 376780, 753560, 1375247, 2750494, 5500988, 6876235, 11001976, 13752470, 27504940, 55009880]

約数ペア:

[(1, 55009880), (2, 27504940), (4, 13752470), (5, 11001976), (8, 6876235), (10, 5500988), (20, 2750494), (40, 1375247), (73, 753560), (146, 376780), (292, 188390), (365, 150712), (584, 94195), (730, 75356), (1460, 37678), (2920, 18839)]