15577340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{40993}}^1$

素因数の和:41021

約数の個数: 24

約数和(自身を含む): 34434960

約数和(自身を除く): 18857620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 40993, 81986, 163972, 204965, 409930, 778867, 819860, 1557734, 3115468, 3894335, 7788670, 15577340]

約数ペア:

[(1, 15577340), (2, 7788670), (4, 3894335), (5, 3115468), (10, 1557734), (19, 819860), (20, 778867), (38, 409930), (76, 204965), (95, 163972), (190, 81986), (380, 40993)]