12952660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13217}}^1$

素因数の和:13240

約数の個数: 36

約数和(自身を含む): 31643892

約数和(自身を除く): 18691232

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 13217, 26434, 52868, 66085, 92519, 132170, 185038, 264340, 370076, 462595, 647633, 925190, 1295266, 1850380, 2590532, 3238165, 6476330, 12952660]

約数ペア:

[(1, 12952660), (2, 6476330), (4, 3238165), (5, 2590532), (7, 1850380), (10, 1295266), (14, 925190), (20, 647633), (28, 462595), (35, 370076), (49, 264340), (70, 185038), (98, 132170), (140, 92519), (196, 66085), (245, 52868), (490, 26434), (980, 13217)]