12854660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1$

素因数の和:1045

約数の個数: 72

約数和(自身を含む): 33851160

約数和(自身を除く): 20996500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 91, 98, 130, 140, 182, 196, 245, 260, 364, 455, 490, 637, 910, 980, 1009, 1274, 1820, 2018, 2548, 3185, 4036, 5045, 6370, 7063, 10090, 12740, 13117, 14126, 20180, 26234, 28252, 35315, 49441, 52468, 65585, 70630, 91819, 98882, 131170, 141260, 183638, 197764, 247205, 262340, 367276, 459095, 494410, 642733, 918190, 988820, 1285466, 1836380, 2570932, 3213665, 6427330, 12854660]

約数ペア:

[(1, 12854660), (2, 6427330), (4, 3213665), (5, 2570932), (7, 1836380), (10, 1285466), (13, 988820), (14, 918190), (20, 642733), (26, 494410), (28, 459095), (35, 367276), (49, 262340), (52, 247205), (65, 197764), (70, 183638), (91, 141260), (98, 131170), (130, 98882), (140, 91819), (182, 70630), (196, 65585), (245, 52468), (260, 49441), (364, 35315), (455, 28252), (490, 26234), (637, 20180), (910, 14126), (980, 13117), (1009, 12740), (1274, 10090), (1820, 7063), (2018, 6370), (2548, 5045), (3185, 4036)]