1387870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:97

約数の個数: 48

約数和(自身を含む): 2911104

約数和(自身を除く): 1523234

約数列:

[1, 2, 5, 10, 11, 22, 31, 37, 55, 62, 74, 110, 121, 155, 185, 242, 310, 341, 370, 407, 605, 682, 814, 1147, 1210, 1705, 2035, 2294, 3410, 3751, 4070, 4477, 5735, 7502, 8954, 11470, 12617, 18755, 22385, 25234, 37510, 44770, 63085, 126170, 138787, 277574, 693935, 1387870]

約数ペア:

[(1, 1387870), (2, 693935), (5, 277574), (10, 138787), (11, 126170), (22, 63085), (31, 44770), (37, 37510), (55, 25234), (62, 22385), (74, 18755), (110, 12617), (121, 11470), (155, 8954), (185, 7502), (242, 5735), (310, 4477), (341, 4070), (370, 3751), (407, 3410), (605, 2294), (682, 2035), (814, 1705), (1147, 1210)]