1268953520

素因数分解:

$2^4\times 5^1\times {\mathrm{127}}^1\times {\mathrm{124897}}^1$

素因数の和:125037

約数の個数: 40

約数和(自身を含む): 2973571584

約数和(自身を除く): 1704618064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 127, 254, 508, 635, 1016, 1270, 2032, 2540, 5080, 10160, 124897, 249794, 499588, 624485, 999176, 1248970, 1998352, 2497940, 4995880, 9991760, 15861919, 31723838, 63447676, 79309595, 126895352, 158619190, 253790704, 317238380, 634476760, 1268953520]

約数ペア:

[(1, 1268953520), (2, 634476760), (4, 317238380), (5, 253790704), (8, 158619190), (10, 126895352), (16, 79309595), (20, 63447676), (40, 31723838), (80, 15861919), (127, 9991760), (254, 4995880), (508, 2497940), (635, 1998352), (1016, 1248970), (1270, 999176), (2032, 624485), (2540, 499588), (5080, 249794), (10160, 124897)]