788308660

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{367}}^1\times {\mathrm{509}}^1$

素因数の和:1096

約数の個数: 48

約数和(自身を含む): 1671102720

約数和(自身を除く): 882794060

約数列:

[1, 2, 4, 5, 10, 20, 211, 367, 422, 509, 734, 844, 1018, 1055, 1468, 1835, 2036, 2110, 2545, 3670, 4220, 5090, 7340, 10180, 77437, 107399, 154874, 186803, 214798, 309748, 373606, 387185, 429596, 536995, 747212, 774370, 934015, 1073990, 1548740, 1868030, 2147980, 3736060, 39415433, 78830866, 157661732, 197077165, 394154330, 788308660]

約数ペア:

[(1, 788308660), (2, 394154330), (4, 197077165), (5, 157661732), (10, 78830866), (20, 39415433), (211, 3736060), (367, 2147980), (422, 1868030), (509, 1548740), (734, 1073990), (844, 934015), (1018, 774370), (1055, 747212), (1468, 536995), (1835, 429596), (2036, 387185), (2110, 373606), (2545, 309748), (3670, 214798), (4220, 186803), (5090, 154874), (7340, 107399), (10180, 77437)]