1268440

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1669}}^1$

素因数の和:1699

約数の個数: 32

約数和(自身を含む): 3006000

約数和(自身を除く): 1737560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 1669, 3338, 6676, 8345, 13352, 16690, 31711, 33380, 63422, 66760, 126844, 158555, 253688, 317110, 634220, 1268440]

約数ペア:

[(1, 1268440), (2, 634220), (4, 317110), (5, 253688), (8, 158555), (10, 126844), (19, 66760), (20, 63422), (38, 33380), (40, 31711), (76, 16690), (95, 13352), (152, 8345), (190, 6676), (380, 3338), (760, 1669)]