1720454410

素因数分解:

$2^1\times 5^1\times {\mathrm{401}}^1\times {\mathrm{409}}^1\times {\mathrm{1049}}^1$

素因数の和:1866

約数の個数: 32

約数和(自身を含む): 3115098000

約数和(自身を除く): 1394643590

約数列:

[1, 2, 5, 10, 401, 409, 802, 818, 1049, 2005, 2045, 2098, 4010, 4090, 5245, 10490, 164009, 328018, 420649, 429041, 820045, 841298, 858082, 1640090, 2103245, 2145205, 4206490, 4290410, 172045441, 344090882, 860227205, 1720454410]

約数ペア:

[(1, 1720454410), (2, 860227205), (5, 344090882), (10, 172045441), (401, 4290410), (409, 4206490), (802, 2145205), (818, 2103245), (1049, 1640090), (2005, 858082), (2045, 841298), (2098, 820045), (4010, 429041), (4090, 420649), (5245, 328018), (10490, 164009)]