27796490

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{509}}^1$

素因数の和:686

約数の個数: 32

約数和(自身を含む): 51701760

約数和(自身を除く): 23905270

約数列:

[1, 2, 5, 10, 43, 86, 127, 215, 254, 430, 509, 635, 1018, 1270, 2545, 5090, 5461, 10922, 21887, 27305, 43774, 54610, 64643, 109435, 129286, 218870, 323215, 646430, 2779649, 5559298, 13898245, 27796490]

約数ペア:

[(1, 27796490), (2, 13898245), (5, 5559298), (10, 2779649), (43, 646430), (86, 323215), (127, 218870), (215, 129286), (254, 109435), (430, 64643), (509, 54610), (635, 43774), (1018, 27305), (1270, 21887), (2545, 10922), (5090, 5461)]