2045920

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{673}}^1$

素因数の和:707

約数の個数: 48

約数和(自身を含む): 5095440

約数和(自身を除く): 3049520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 76, 80, 95, 152, 160, 190, 304, 380, 608, 673, 760, 1346, 1520, 2692, 3040, 3365, 5384, 6730, 10768, 12787, 13460, 21536, 25574, 26920, 51148, 53840, 63935, 102296, 107680, 127870, 204592, 255740, 409184, 511480, 1022960, 2045920]

約数ペア:

[(1, 2045920), (2, 1022960), (4, 511480), (5, 409184), (8, 255740), (10, 204592), (16, 127870), (19, 107680), (20, 102296), (32, 63935), (38, 53840), (40, 51148), (76, 26920), (80, 25574), (95, 21536), (152, 13460), (160, 12787), (190, 10768), (304, 6730), (380, 5384), (608, 3365), (673, 3040), (760, 2692), (1346, 1520)]