1333231280

素因数分解:

$2^4\times 5^1\times {\mathrm{241}}^1\times {\mathrm{69151}}^1$

素因数の和:69405

約数の個数: 40

約数和(自身を含む): 3112669824

約数和(自身を除く): 1779438544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 241, 482, 964, 1205, 1928, 2410, 3856, 4820, 9640, 19280, 69151, 138302, 276604, 345755, 553208, 691510, 1106416, 1383020, 2766040, 5532080, 16665391, 33330782, 66661564, 83326955, 133323128, 166653910, 266646256, 333307820, 666615640, 1333231280]

約数ペア:

[(1, 1333231280), (2, 666615640), (4, 333307820), (5, 266646256), (8, 166653910), (10, 133323128), (16, 83326955), (20, 66661564), (40, 33330782), (80, 16665391), (241, 5532080), (482, 2766040), (964, 1383020), (1205, 1106416), (1928, 691510), (2410, 553208), (3856, 345755), (4820, 276604), (9640, 138302), (19280, 69151)]