2045649220

素因数分解:

$2^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{484751}}^1$

素因数の和:484971

約数の個数: 24

約数和(自身を含む): 4316231808

約数和(自身を除く): 2270582588

約数列:

[1, 2, 4, 5, 10, 20, 211, 422, 844, 1055, 2110, 4220, 484751, 969502, 1939004, 2423755, 4847510, 9695020, 102282461, 204564922, 409129844, 511412305, 1022824610, 2045649220]

約数ペア:

[(1, 2045649220), (2, 1022824610), (4, 511412305), (5, 409129844), (10, 204564922), (20, 102282461), (211, 9695020), (422, 4847510), (844, 2423755), (1055, 1939004), (2110, 969502), (4220, 484751)]