19795274700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{61}}^1\times {\mathrm{1081709}}^1$

素因数の和:1081787

約数の個数: 72

約数和(自身を含む): 58213305360

約数和(自身を除く): 38418030660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 61, 75, 100, 122, 150, 183, 244, 300, 305, 366, 610, 732, 915, 1220, 1525, 1830, 3050, 3660, 4575, 6100, 9150, 18300, 1081709, 2163418, 3245127, 4326836, 5408545, 6490254, 10817090, 12980508, 16225635, 21634180, 27042725, 32451270, 54085450, 64902540, 65984249, 81128175, 108170900, 131968498, 162256350, 197952747, 263936996, 324512700, 329921245, 395905494, 659842490, 791810988, 989763735, 1319684980, 1649606225, 1979527470, 3299212450, 3959054940, 4948818675, 6598424900, 9897637350, 19795274700]

約数ペア:

[(1, 19795274700), (2, 9897637350), (3, 6598424900), (4, 4948818675), (5, 3959054940), (6, 3299212450), (10, 1979527470), (12, 1649606225), (15, 1319684980), (20, 989763735), (25, 791810988), (30, 659842490), (50, 395905494), (60, 329921245), (61, 324512700), (75, 263936996), (100, 197952747), (122, 162256350), (150, 131968498), (183, 108170900), (244, 81128175), (300, 65984249), (305, 64902540), (366, 54085450), (610, 32451270), (732, 27042725), (915, 21634180), (1220, 16225635), (1525, 12980508), (1830, 10817090), (3050, 6490254), (3660, 5408545), (4575, 4326836), (6100, 3245127), (9150, 2163418), (18300, 1081709)]