40039804

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{26981}}^1$

素因数の和:27045

約数の個数: 24

約数和(自身を含む): 81593568

約数和(自身を除く): 41553764

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 26981, 53962, 107924, 188867, 377734, 755468, 1429993, 2859986, 5719972, 10009951, 20019902, 40039804]

約数ペア:

[(1, 40039804), (2, 20019902), (4, 10009951), (7, 5719972), (14, 2859986), (28, 1429993), (53, 755468), (106, 377734), (212, 188867), (371, 107924), (742, 53962), (1484, 26981)]