12403760

素因数分解:

$2^4\times 5^1\times {\mathrm{155047}}^1$

素因数の和:155060

約数の個数: 20

約数和(自身を含む): 28838928

約数和(自身を除く): 16435168

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 155047, 310094, 620188, 775235, 1240376, 1550470, 2480752, 3100940, 6201880, 12403760]

約数ペア:

[(1, 12403760), (2, 6201880), (4, 3100940), (5, 2480752), (8, 1550470), (10, 1240376), (16, 775235), (20, 620188), (40, 310094), (80, 155047)]