12346180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{8017}}^1$

素因数の和:8044

約数の個数: 48

約数和(自身を含む): 32328576

約数和(自身を除く): 19982396

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 8017, 16034, 32068, 40085, 56119, 80170, 88187, 112238, 160340, 176374, 224476, 280595, 352748, 440935, 561190, 617309, 881870, 1122380, 1234618, 1763740, 2469236, 3086545, 6173090, 12346180]

約数ペア:

[(1, 12346180), (2, 6173090), (4, 3086545), (5, 2469236), (7, 1763740), (10, 1234618), (11, 1122380), (14, 881870), (20, 617309), (22, 561190), (28, 440935), (35, 352748), (44, 280595), (55, 224476), (70, 176374), (77, 160340), (110, 112238), (140, 88187), (154, 80170), (220, 56119), (308, 40085), (385, 32068), (770, 16034), (1540, 8017)]