13402510

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^2\times {\mathrm{89}}^1$

素因数の和:181

約数の個数: 48

約数和(自身を含む): 27352080

約数和(自身を除く): 13949570

約数列:

[1, 2, 5, 10, 11, 22, 37, 55, 74, 89, 110, 178, 185, 370, 407, 445, 814, 890, 979, 1369, 1958, 2035, 2738, 3293, 4070, 4895, 6586, 6845, 9790, 13690, 15059, 16465, 30118, 32930, 36223, 72446, 75295, 121841, 150590, 181115, 243682, 362230, 609205, 1218410, 1340251, 2680502, 6701255, 13402510]

約数ペア:

[(1, 13402510), (2, 6701255), (5, 2680502), (10, 1340251), (11, 1218410), (22, 609205), (37, 362230), (55, 243682), (74, 181115), (89, 150590), (110, 121841), (178, 75295), (185, 72446), (370, 36223), (407, 32930), (445, 30118), (814, 16465), (890, 15059), (979, 13690), (1369, 9790), (1958, 6845), (2035, 6586), (2738, 4895), (3293, 4070)]