13086780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{31159}}^1$

素因数の和:31178

約数の個数: 48

約数和(自身を含む): 41879040

約数和(自身を除く): 28792260

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 31159, 62318, 93477, 124636, 155795, 186954, 218113, 311590, 373908, 436226, 467385, 623180, 654339, 872452, 934770, 1090565, 1308678, 1869540, 2181130, 2617356, 3271695, 4362260, 6543390, 13086780]

約数ペア:

[(1, 13086780), (2, 6543390), (3, 4362260), (4, 3271695), (5, 2617356), (6, 2181130), (7, 1869540), (10, 1308678), (12, 1090565), (14, 934770), (15, 872452), (20, 654339), (21, 623180), (28, 467385), (30, 436226), (35, 373908), (42, 311590), (60, 218113), (70, 186954), (84, 155795), (105, 124636), (140, 93477), (210, 62318), (420, 31159)]