9418780

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1373}}^1$

素因数の和:1403

約数の個数: 48

約数和(自身を含む): 23083200

約数和(自身を除く): 13664420

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1373, 1715, 2746, 3430, 5492, 6860, 6865, 9611, 13730, 19222, 27460, 38444, 48055, 67277, 96110, 134554, 192220, 269108, 336385, 470939, 672770, 941878, 1345540, 1883756, 2354695, 4709390, 9418780]

約数ペア:

[(1, 9418780), (2, 4709390), (4, 2354695), (5, 1883756), (7, 1345540), (10, 941878), (14, 672770), (20, 470939), (28, 336385), (35, 269108), (49, 192220), (70, 134554), (98, 96110), (140, 67277), (196, 48055), (245, 38444), (343, 27460), (490, 19222), (686, 13730), (980, 9611), (1372, 6865), (1373, 6860), (1715, 5492), (2746, 3430)]