9237580

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1$

素因数の和:430

約数の個数: 48

約数和(自身を含む): 21369600

約数和(自身を除く): 12132020

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 199, 211, 220, 398, 422, 796, 844, 995, 1055, 1990, 2110, 2189, 2321, 3980, 4220, 4378, 4642, 8756, 9284, 10945, 11605, 21890, 23210, 41989, 43780, 46420, 83978, 167956, 209945, 419890, 461879, 839780, 923758, 1847516, 2309395, 4618790, 9237580]

約数ペア:

[(1, 9237580), (2, 4618790), (4, 2309395), (5, 1847516), (10, 923758), (11, 839780), (20, 461879), (22, 419890), (44, 209945), (55, 167956), (110, 83978), (199, 46420), (211, 43780), (220, 41989), (398, 23210), (422, 21890), (796, 11605), (844, 10945), (995, 9284), (1055, 8756), (1990, 4642), (2110, 4378), (2189, 4220), (2321, 3980)]