42687790

素因数分解:

$2^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1\times {\mathrm{337}}^1$

素因数の和:636

約数の個数: 32

約数和(自身を含む): 78848640

約数和(自身を除く): 36160850

約数列:

[1, 2, 5, 10, 53, 106, 239, 265, 337, 478, 530, 674, 1195, 1685, 2390, 3370, 12667, 17861, 25334, 35722, 63335, 80543, 89305, 126670, 161086, 178610, 402715, 805430, 4268779, 8537558, 21343895, 42687790]

約数ペア:

[(1, 42687790), (2, 21343895), (5, 8537558), (10, 4268779), (53, 805430), (106, 402715), (239, 178610), (265, 161086), (337, 126670), (478, 89305), (530, 80543), (674, 63335), (1195, 35722), (1685, 25334), (2390, 17861), (3370, 12667)]