267665320

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{514741}}^1$

素因数の和:514765

約数の個数: 32

約数和(自身を含む): 648574920

約数和(自身を除く): 380909600

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 514741, 1029482, 2058964, 2573705, 4117928, 5147410, 6691633, 10294820, 13383266, 20589640, 26766532, 33458165, 53533064, 66916330, 133832660, 267665320]

約数ペア:

[(1, 267665320), (2, 133832660), (4, 66916330), (5, 53533064), (8, 33458165), (10, 26766532), (13, 20589640), (20, 13383266), (26, 10294820), (40, 6691633), (52, 5147410), (65, 4117928), (104, 2573705), (130, 2058964), (260, 1029482), (520, 514741)]