1320220445

素因数分解:

$5^1\times {\mathrm{373}}^1\times {\mathrm{457}}^1\times {\mathrm{1549}}^1$

素因数の和:2384

約数の個数: 16

約数和(自身を含む): 1593015600

約数和(自身を除く): 272795155

約数列:

[1, 5, 373, 457, 1549, 1865, 2285, 7745, 170461, 577777, 707893, 852305, 2888885, 3539465, 264044089, 1320220445]

約数ペア:

[(1, 1320220445), (5, 264044089), (373, 3539465), (457, 2888885), (1549, 852305), (1865, 707893), (2285, 577777), (7745, 170461)]