19924300

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{307}}^1$

素因数の和:391

約数の個数: 72

約数和(自身を含む): 48121920

約数和(自身を除く): 28197620

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 100, 110, 118, 220, 236, 275, 295, 307, 550, 590, 614, 649, 1100, 1180, 1228, 1298, 1475, 1535, 2596, 2950, 3070, 3245, 3377, 5900, 6140, 6490, 6754, 7675, 12980, 13508, 15350, 16225, 16885, 18113, 30700, 32450, 33770, 36226, 64900, 67540, 72452, 84425, 90565, 168850, 181130, 199243, 337700, 362260, 398486, 452825, 796972, 905650, 996215, 1811300, 1992430, 3984860, 4981075, 9962150, 19924300]

約数ペア:

[(1, 19924300), (2, 9962150), (4, 4981075), (5, 3984860), (10, 1992430), (11, 1811300), (20, 996215), (22, 905650), (25, 796972), (44, 452825), (50, 398486), (55, 362260), (59, 337700), (100, 199243), (110, 181130), (118, 168850), (220, 90565), (236, 84425), (275, 72452), (295, 67540), (307, 64900), (550, 36226), (590, 33770), (614, 32450), (649, 30700), (1100, 18113), (1180, 16885), (1228, 16225), (1298, 15350), (1475, 13508), (1535, 12980), (2596, 7675), (2950, 6754), (3070, 6490), (3245, 6140), (3377, 5900)]