1893469220

素因数分解:

$2^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{929}}^1\times {\mathrm{1009}}^1$

素因数の和:2048

約数の個数: 48

約数和(自身を含む): 4023961200

約数和(自身を除く): 2130491980

約数列:

[1, 2, 4, 5, 10, 20, 101, 202, 404, 505, 929, 1009, 1010, 1858, 2018, 2020, 3716, 4036, 4645, 5045, 9290, 10090, 18580, 20180, 93829, 101909, 187658, 203818, 375316, 407636, 469145, 509545, 937361, 938290, 1019090, 1874722, 1876580, 2038180, 3749444, 4686805, 9373610, 18747220, 94673461, 189346922, 378693844, 473367305, 946734610, 1893469220]

約数ペア:

[(1, 1893469220), (2, 946734610), (4, 473367305), (5, 378693844), (10, 189346922), (20, 94673461), (101, 18747220), (202, 9373610), (404, 4686805), (505, 3749444), (929, 2038180), (1009, 1876580), (1010, 1874722), (1858, 1019090), (2018, 938290), (2020, 937361), (3716, 509545), (4036, 469145), (4645, 407636), (5045, 375316), (9290, 203818), (10090, 187658), (18580, 101909), (20180, 93829)]