41890640

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:468

約数の個数: 80

約数和(自身を含む): 107243136

約数和(自身を除く): 65352496

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 181, 220, 263, 362, 440, 526, 724, 880, 905, 1052, 1315, 1448, 1810, 1991, 2104, 2630, 2893, 2896, 3620, 3982, 4208, 5260, 5786, 7240, 7964, 9955, 10520, 11572, 14465, 14480, 15928, 19910, 21040, 23144, 28930, 31856, 39820, 46288, 47603, 57860, 79640, 95206, 115720, 159280, 190412, 231440, 238015, 380824, 476030, 523633, 761648, 952060, 1047266, 1904120, 2094532, 2618165, 3808240, 4189064, 5236330, 8378128, 10472660, 20945320, 41890640]

約数ペア:

[(1, 41890640), (2, 20945320), (4, 10472660), (5, 8378128), (8, 5236330), (10, 4189064), (11, 3808240), (16, 2618165), (20, 2094532), (22, 1904120), (40, 1047266), (44, 952060), (55, 761648), (80, 523633), (88, 476030), (110, 380824), (176, 238015), (181, 231440), (220, 190412), (263, 159280), (362, 115720), (440, 95206), (526, 79640), (724, 57860), (880, 47603), (905, 46288), (1052, 39820), (1315, 31856), (1448, 28930), (1810, 23144), (1991, 21040), (2104, 19910), (2630, 15928), (2893, 14480), (2896, 14465), (3620, 11572), (3982, 10520), (4208, 9955), (5260, 7964), (5786, 7240)]