1891569320

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2488907}}^1$

素因数の和:2488937

約数の個数: 32

約数和(自身を含む): 4480034400

約数和(自身を除く): 2588465080

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 190, 380, 760, 2488907, 4977814, 9955628, 12444535, 19911256, 24889070, 47289233, 49778140, 94578466, 99556280, 189156932, 236446165, 378313864, 472892330, 945784660, 1891569320]

約数ペア:

[(1, 1891569320), (2, 945784660), (4, 472892330), (5, 378313864), (8, 236446165), (10, 189156932), (19, 99556280), (20, 94578466), (38, 49778140), (40, 47289233), (76, 24889070), (95, 19911256), (152, 12444535), (190, 9955628), (380, 4977814), (760, 2488907)]