2008194680860

素因数分解:

$2^2\times 5^1\times {\mathrm{263}}^1\times {\mathrm{5711}}^1\times {\mathrm{66851}}^1$

素因数の和:72834

約数の個数: 48

約数和(自身を含む): 4234048422912

約数和(自身を除く): 2225853742052

約数列:

[1, 2, 4, 5, 10, 20, 263, 526, 1052, 1315, 2630, 5260, 5711, 11422, 22844, 28555, 57110, 66851, 114220, 133702, 267404, 334255, 668510, 1337020, 1501993, 3003986, 6007972, 7509965, 15019930, 17581813, 30039860, 35163626, 70327252, 87909065, 175818130, 351636260, 381786061, 763572122, 1527144244, 1908930305, 3817860610, 7635721220, 100409734043, 200819468086, 401638936172, 502048670215, 1004097340430, 2008194680860]

約数ペア:

[(1, 2008194680860), (2, 1004097340430), (4, 502048670215), (5, 401638936172), (10, 200819468086), (20, 100409734043), (263, 7635721220), (526, 3817860610), (1052, 1908930305), (1315, 1527144244), (2630, 763572122), (5260, 381786061), (5711, 351636260), (11422, 175818130), (22844, 87909065), (28555, 70327252), (57110, 35163626), (66851, 30039860), (114220, 17581813), (133702, 15019930), (267404, 7509965), (334255, 6007972), (668510, 3003986), (1337020, 1501993)]