2019960140

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1\times {\mathrm{6563}}^1$

素因数の和:7982

約数の個数: 48

約数和(自身を含む): 4631558400

約数和(自身を除く): 2611598260

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 1399, 2798, 5596, 6563, 6995, 13126, 13990, 15389, 26252, 27980, 30778, 32815, 61556, 65630, 72193, 76945, 131260, 144386, 153890, 288772, 307780, 360965, 721930, 1443860, 9181637, 18363274, 36726548, 45908185, 91816370, 100998007, 183632740, 201996014, 403992028, 504990035, 1009980070, 2019960140]

約数ペア:

[(1, 2019960140), (2, 1009980070), (4, 504990035), (5, 403992028), (10, 201996014), (11, 183632740), (20, 100998007), (22, 91816370), (44, 45908185), (55, 36726548), (110, 18363274), (220, 9181637), (1399, 1443860), (2798, 721930), (5596, 360965), (6563, 307780), (6995, 288772), (13126, 153890), (13990, 144386), (15389, 131260), (26252, 76945), (27980, 72193), (30778, 65630), (32815, 61556)]