3788180

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:344

約数の個数: 48

約数和(自身を含む): 8842176

約数和(自身を除く): 5053996

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 67, 110, 134, 220, 257, 268, 335, 514, 670, 737, 1028, 1285, 1340, 1474, 2570, 2827, 2948, 3685, 5140, 5654, 7370, 11308, 14135, 14740, 17219, 28270, 34438, 56540, 68876, 86095, 172190, 189409, 344380, 378818, 757636, 947045, 1894090, 3788180]

約数ペア:

[(1, 3788180), (2, 1894090), (4, 947045), (5, 757636), (10, 378818), (11, 344380), (20, 189409), (22, 172190), (44, 86095), (55, 68876), (67, 56540), (110, 34438), (134, 28270), (220, 17219), (257, 14740), (268, 14135), (335, 11308), (514, 7370), (670, 5654), (737, 5140), (1028, 3685), (1285, 2948), (1340, 2827), (1474, 2570)]