137338640

素因数分解:

$2^4\times 5^1\times {\mathrm{1716733}}^1$

素因数の和:1716746

約数の個数: 20

約数和(自身を含む): 319312524

約数和(自身を除く): 181973884

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1716733, 3433466, 6866932, 8583665, 13733864, 17167330, 27467728, 34334660, 68669320, 137338640]

約数ペア:

[(1, 137338640), (2, 68669320), (4, 34334660), (5, 27467728), (8, 17167330), (10, 13733864), (16, 8583665), (20, 6866932), (40, 3433466), (80, 1716733)]