1353894220

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{205759}}^1$

素因数の和:205822

約数の個数: 48

約数和(自身を含む): 3318497280

約数和(自身を除く): 1964603060

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 47, 70, 94, 140, 188, 235, 329, 470, 658, 940, 1316, 1645, 3290, 6580, 205759, 411518, 823036, 1028795, 1440313, 2057590, 2880626, 4115180, 5761252, 7201565, 9670673, 14403130, 19341346, 28806260, 38682692, 48353365, 67694711, 96706730, 135389422, 193413460, 270778844, 338473555, 676947110, 1353894220]

約数ペア:

[(1, 1353894220), (2, 676947110), (4, 338473555), (5, 270778844), (7, 193413460), (10, 135389422), (14, 96706730), (20, 67694711), (28, 48353365), (35, 38682692), (47, 28806260), (70, 19341346), (94, 14403130), (140, 9670673), (188, 7201565), (235, 5761252), (329, 4115180), (470, 2880626), (658, 2057590), (940, 1440313), (1316, 1028795), (1645, 823036), (3290, 411518), (6580, 205759)]