12007660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{431}}^1$

素因数の和:646

約数の個数: 48

約数和(自身を含む): 29030400

約数和(自身を除く): 17022740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 199, 398, 431, 796, 862, 995, 1393, 1724, 1990, 2155, 2786, 3017, 3980, 4310, 5572, 6034, 6965, 8620, 12068, 13930, 15085, 27860, 30170, 60340, 85769, 171538, 343076, 428845, 600383, 857690, 1200766, 1715380, 2401532, 3001915, 6003830, 12007660]

約数ペア:

[(1, 12007660), (2, 6003830), (4, 3001915), (5, 2401532), (7, 1715380), (10, 1200766), (14, 857690), (20, 600383), (28, 428845), (35, 343076), (70, 171538), (140, 85769), (199, 60340), (398, 30170), (431, 27860), (796, 15085), (862, 13930), (995, 12068), (1393, 8620), (1724, 6965), (1990, 6034), (2155, 5572), (2786, 4310), (3017, 3980)]