880206780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{637831}}^1$

素因数の和:637866

約数の個数: 48

約数和(自身を含む): 2571738624

約数和(自身を除く): 1691531844

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 637831, 1275662, 1913493, 2551324, 3189155, 3826986, 6378310, 7653972, 9567465, 12756620, 14670113, 19134930, 29340226, 38269860, 44010339, 58680452, 73350565, 88020678, 146701130, 176041356, 220051695, 293402260, 440103390, 880206780]

約数ペア:

[(1, 880206780), (2, 440103390), (3, 293402260), (4, 220051695), (5, 176041356), (6, 146701130), (10, 88020678), (12, 73350565), (15, 58680452), (20, 44010339), (23, 38269860), (30, 29340226), (46, 19134930), (60, 14670113), (69, 12756620), (92, 9567465), (115, 7653972), (138, 6378310), (230, 3826986), (276, 3189155), (345, 2551324), (460, 1913493), (690, 1275662), (1380, 637831)]