12697260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{491}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 35707392

約数和(自身を除く): 23010132

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 491, 862, 982, 1293, 1473, 1724, 1964, 2155, 2455, 2586, 2946, 4310, 4910, 5172, 5892, 6465, 7365, 8620, 9820, 12930, 14730, 25860, 29460, 211621, 423242, 634863, 846484, 1058105, 1269726, 2116210, 2539452, 3174315, 4232420, 6348630, 12697260]

約数ペア:

[(1, 12697260), (2, 6348630), (3, 4232420), (4, 3174315), (5, 2539452), (6, 2116210), (10, 1269726), (12, 1058105), (15, 846484), (20, 634863), (30, 423242), (60, 211621), (431, 29460), (491, 25860), (862, 14730), (982, 12930), (1293, 9820), (1473, 8620), (1724, 7365), (1964, 6465), (2155, 5892), (2455, 5172), (2586, 4910), (2946, 4310)]