66833480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{238691}}^1$

素因数の和:238709

約数の個数: 32

約数和(自身を含む): 171858240

約数和(自身を除く): 105024760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 238691, 477382, 954764, 1193455, 1670837, 1909528, 2386910, 3341674, 4773820, 6683348, 8354185, 9547640, 13366696, 16708370, 33416740, 66833480]

約数ペア:

[(1, 66833480), (2, 33416740), (4, 16708370), (5, 13366696), (7, 9547640), (8, 8354185), (10, 6683348), (14, 4773820), (20, 3341674), (28, 2386910), (35, 1909528), (40, 1670837), (56, 1193455), (70, 954764), (140, 477382), (280, 238691)]