2104190

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:113

約数の個数: 48

約数和(自身を含む): 4366656

約数和(自身を除く): 2262466

約数列:

[1, 2, 5, 10, 11, 22, 37, 47, 55, 74, 94, 110, 121, 185, 235, 242, 370, 407, 470, 517, 605, 814, 1034, 1210, 1739, 2035, 2585, 3478, 4070, 4477, 5170, 5687, 8695, 8954, 11374, 17390, 19129, 22385, 28435, 38258, 44770, 56870, 95645, 191290, 210419, 420838, 1052095, 2104190]

約数ペア:

[(1, 2104190), (2, 1052095), (5, 420838), (10, 210419), (11, 191290), (22, 95645), (37, 56870), (47, 44770), (55, 38258), (74, 28435), (94, 22385), (110, 19129), (121, 17390), (185, 11374), (235, 8954), (242, 8695), (370, 5687), (407, 5170), (470, 4477), (517, 4070), (605, 3478), (814, 2585), (1034, 2035), (1210, 1739)]