28152190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{6917}}^1$

素因数の和:6972

約数の個数: 32

約数和(自身を含む): 56782944

約数和(自身を除く): 28630754

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 185, 370, 407, 814, 2035, 4070, 6917, 13834, 34585, 69170, 76087, 152174, 255929, 380435, 511858, 760870, 1279645, 2559290, 2815219, 5630438, 14076095, 28152190]

約数ペア:

[(1, 28152190), (2, 14076095), (5, 5630438), (10, 2815219), (11, 2559290), (22, 1279645), (37, 760870), (55, 511858), (74, 380435), (110, 255929), (185, 152174), (370, 76087), (407, 69170), (814, 34585), (2035, 13834), (4070, 6917)]