16942940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{121021}}^1$

素因数の和:121037

約数の個数: 24

約数和(自身を含む): 40663392

約数和(自身を除く): 23720452

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 121021, 242042, 484084, 605105, 847147, 1210210, 1694294, 2420420, 3388588, 4235735, 8471470, 16942940]

約数ペア:

[(1, 16942940), (2, 8471470), (4, 4235735), (5, 3388588), (7, 2420420), (10, 1694294), (14, 1210210), (20, 847147), (28, 605105), (35, 484084), (70, 242042), (140, 121021)]