28697570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{641}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 58404024

約数和(自身を除く): 29706454

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 110, 121, 185, 242, 370, 407, 605, 641, 814, 1210, 1282, 2035, 3205, 4070, 4477, 6410, 7051, 8954, 14102, 22385, 23717, 35255, 44770, 47434, 70510, 77561, 118585, 155122, 237170, 260887, 387805, 521774, 775610, 1304435, 2608870, 2869757, 5739514, 14348785, 28697570]

約数ペア:

[(1, 28697570), (2, 14348785), (5, 5739514), (10, 2869757), (11, 2608870), (22, 1304435), (37, 775610), (55, 521774), (74, 387805), (110, 260887), (121, 237170), (185, 155122), (242, 118585), (370, 77561), (407, 70510), (605, 47434), (641, 44770), (814, 35255), (1210, 23717), (1282, 22385), (2035, 14102), (3205, 8954), (4070, 7051), (4477, 6410)]