813302060

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{489941}}^1$

素因数の和:490033

約数の個数: 24

約数和(自身を含む): 1728515376

約数和(自身を除く): 915213316

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 489941, 979882, 1959764, 2449705, 4899410, 9798820, 40665103, 81330206, 162660412, 203325515, 406651030, 813302060]

約数ペア:

[(1, 813302060), (2, 406651030), (4, 203325515), (5, 162660412), (10, 81330206), (20, 40665103), (83, 9798820), (166, 4899410), (332, 2449705), (415, 1959764), (830, 979882), (1660, 489941)]