2003682680

素因数分解:

$2^3\times 5^1\times {\mathrm{12907}}^1\times {\mathrm{3881}}^1$

素因数の和:16799

約数の個数: 32

約数和(自身を含む): 4509797040

約数和(自身を除く): 2506114360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 3881, 7762, 12907, 15524, 19405, 25814, 31048, 38810, 51628, 64535, 77620, 103256, 129070, 155240, 258140, 516280, 50092067, 100184134, 200368268, 250460335, 400736536, 500920670, 1001841340, 2003682680]

約数ペア:

[(1, 2003682680), (2, 1001841340), (4, 500920670), (5, 400736536), (8, 250460335), (10, 200368268), (20, 100184134), (40, 50092067), (3881, 516280), (7762, 258140), (12907, 155240), (15524, 129070), (19405, 103256), (25814, 77620), (31048, 64535), (38810, 51628)]