1968113660

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{9721}}^1$

素因数の和:9974

約数の個数: 48

約数和(自身を含む): 4233503232

約数和(自身を除く): 2265389572

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 191, 212, 265, 382, 530, 764, 955, 1060, 1910, 3820, 9721, 10123, 19442, 20246, 38884, 40492, 48605, 50615, 97210, 101230, 194420, 202460, 515213, 1030426, 1856711, 2060852, 2576065, 3713422, 5152130, 7426844, 9283555, 10304260, 18567110, 37134220, 98405683, 196811366, 393622732, 492028415, 984056830, 1968113660]

約数ペア:

[(1, 1968113660), (2, 984056830), (4, 492028415), (5, 393622732), (10, 196811366), (20, 98405683), (53, 37134220), (106, 18567110), (191, 10304260), (212, 9283555), (265, 7426844), (382, 5152130), (530, 3713422), (764, 2576065), (955, 2060852), (1060, 1856711), (1910, 1030426), (3820, 515213), (9721, 202460), (10123, 194420), (19442, 101230), (20246, 97210), (38884, 50615), (40492, 48605)]