117903920

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21997}}^1$

素因数の和:22077

約数の個数: 40

約数和(自身を含む): 278230704

約数和(自身を除く): 160326784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 536, 670, 1072, 1340, 2680, 5360, 21997, 43994, 87988, 109985, 175976, 219970, 351952, 439940, 879880, 1473799, 1759760, 2947598, 5895196, 7368995, 11790392, 14737990, 23580784, 29475980, 58951960, 117903920]

約数ペア:

[(1, 117903920), (2, 58951960), (4, 29475980), (5, 23580784), (8, 14737990), (10, 11790392), (16, 7368995), (20, 5895196), (40, 2947598), (67, 1759760), (80, 1473799), (134, 879880), (268, 439940), (335, 351952), (536, 219970), (670, 175976), (1072, 109985), (1340, 87988), (2680, 43994), (5360, 21997)]