137339980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{361421}}^1$

素因数の和:361449

約数の個数: 24

約数和(自身を含む): 303594480

約数和(自身を除く): 166254500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 361421, 722842, 1445684, 1807105, 3614210, 6866999, 7228420, 13733998, 27467996, 34334995, 68669990, 137339980]

約数ペア:

[(1, 137339980), (2, 68669990), (4, 34334995), (5, 27467996), (10, 13733998), (19, 7228420), (20, 6866999), (38, 3614210), (76, 1807105), (95, 1445684), (190, 722842), (380, 361421)]