31367030

素因数分解:

$2^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{19979}}^1$

素因数の和:20143

約数の個数: 16

約数和(自身を含む): 56823120

約数和(自身を除く): 25456090

約数列:

[1, 2, 5, 10, 157, 314, 785, 1570, 19979, 39958, 99895, 199790, 3136703, 6273406, 15683515, 31367030]

約数ペア:

[(1, 31367030), (2, 15683515), (5, 6273406), (10, 3136703), (157, 199790), (314, 99895), (785, 39958), (1570, 19979)]