9933880

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{107}}^1\times {\mathrm{211}}^1$

素因数の和:340

約数の個数: 64

約数和(自身を含む): 24727680

約数和(自身を除く): 14793800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 107, 110, 211, 214, 220, 422, 428, 440, 535, 844, 856, 1055, 1070, 1177, 1688, 2110, 2140, 2321, 2354, 4220, 4280, 4642, 4708, 5885, 8440, 9284, 9416, 11605, 11770, 18568, 22577, 23210, 23540, 45154, 46420, 47080, 90308, 92840, 112885, 180616, 225770, 248347, 451540, 496694, 903080, 993388, 1241735, 1986776, 2483470, 4966940, 9933880]

約数ペア:

[(1, 9933880), (2, 4966940), (4, 2483470), (5, 1986776), (8, 1241735), (10, 993388), (11, 903080), (20, 496694), (22, 451540), (40, 248347), (44, 225770), (55, 180616), (88, 112885), (107, 92840), (110, 90308), (211, 47080), (214, 46420), (220, 45154), (422, 23540), (428, 23210), (440, 22577), (535, 18568), (844, 11770), (856, 11605), (1055, 9416), (1070, 9284), (1177, 8440), (1688, 5885), (2110, 4708), (2140, 4642), (2321, 4280), (2354, 4220)]