142762640

素因数分解:

$2^4\times 5^1\times {\mathrm{1784533}}^1$

素因数の和:1784546

約数の個数: 20

約数和(自身を含む): 331923324

約数和(自身を除く): 189160684

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1784533, 3569066, 7138132, 8922665, 14276264, 17845330, 28552528, 35690660, 71381320, 142762640]

約数ペア:

[(1, 142762640), (2, 71381320), (4, 35690660), (5, 28552528), (8, 17845330), (10, 14276264), (16, 8922665), (20, 7138132), (40, 3569066), (80, 1784533)]