15204489320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{20005907}}^1$

素因数の和:20005937

約数の個数: 32

約数和(自身を含む): 36010634400

約数和(自身を除く): 20806145080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 20005907, 40011814, 80023628, 100029535, 160047256, 200059070, 380112233, 400118140, 760224466, 800236280, 1520448932, 1900561165, 3040897864, 3801122330, 7602244660, 15204489320]

約数ペア:

[(1, 15204489320), (2, 7602244660), (4, 3801122330), (5, 3040897864), (8, 1900561165), (10, 1520448932), (19, 800236280), (20, 760224466), (38, 400118140), (40, 380112233), (76, 200059070), (95, 160047256), (152, 100029535), (190, 80023628), (380, 40011814), (760, 20005907)]