1288403710

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{377831}}^1$

素因数の和:377880

約数の個数: 32

約数和(自身を含む): 2611574784

約数和(自身を除く): 1323171074

約数列:

[1, 2, 5, 10, 11, 22, 31, 55, 62, 110, 155, 310, 341, 682, 1705, 3410, 377831, 755662, 1889155, 3778310, 4156141, 8312282, 11712761, 20780705, 23425522, 41561410, 58563805, 117127610, 128840371, 257680742, 644201855, 1288403710]

約数ペア:

[(1, 1288403710), (2, 644201855), (5, 257680742), (10, 128840371), (11, 117127610), (22, 58563805), (31, 41561410), (55, 23425522), (62, 20780705), (110, 11712761), (155, 8312282), (310, 4156141), (341, 3778310), (682, 1889155), (1705, 755662), (3410, 377831)]