210969640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{753463}}^1$

素因数の和:753481

約数の個数: 32

約数和(自身を含む): 542494080

約数和(自身を除く): 331524440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 753463, 1506926, 3013852, 3767315, 5274241, 6027704, 7534630, 10548482, 15069260, 21096964, 26371205, 30138520, 42193928, 52742410, 105484820, 210969640]

約数ペア:

[(1, 210969640), (2, 105484820), (4, 52742410), (5, 42193928), (7, 30138520), (8, 26371205), (10, 21096964), (14, 15069260), (20, 10548482), (28, 7534630), (35, 6027704), (40, 5274241), (56, 3767315), (70, 3013852), (140, 1506926), (280, 753463)]