8236280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{337}}^1$

素因数の和:408

約数の個数: 64

約数和(自身を含む): 20442240

約数和(自身を除く): 12205960

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 65, 94, 104, 130, 188, 235, 260, 337, 376, 470, 520, 611, 674, 940, 1222, 1348, 1685, 1880, 2444, 2696, 3055, 3370, 4381, 4888, 6110, 6740, 8762, 12220, 13480, 15839, 17524, 21905, 24440, 31678, 35048, 43810, 63356, 79195, 87620, 126712, 158390, 175240, 205907, 316780, 411814, 633560, 823628, 1029535, 1647256, 2059070, 4118140, 8236280]

約数ペア:

[(1, 8236280), (2, 4118140), (4, 2059070), (5, 1647256), (8, 1029535), (10, 823628), (13, 633560), (20, 411814), (26, 316780), (40, 205907), (47, 175240), (52, 158390), (65, 126712), (94, 87620), (104, 79195), (130, 63356), (188, 43810), (235, 35048), (260, 31678), (337, 24440), (376, 21905), (470, 17524), (520, 15839), (611, 13480), (674, 12220), (940, 8762), (1222, 6740), (1348, 6110), (1685, 4888), (1880, 4381), (2444, 3370), (2696, 3055)]