12776720

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{14519}}^1$

素因数の和:14543

約数の個数: 40

約数和(自身を含む): 32408640

約数和(自身を除く): 19631920

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 14519, 29038, 58076, 72595, 116152, 145190, 159709, 232304, 290380, 319418, 580760, 638836, 798545, 1161520, 1277672, 1597090, 2555344, 3194180, 6388360, 12776720]

約数ペア:

[(1, 12776720), (2, 6388360), (4, 3194180), (5, 2555344), (8, 1597090), (10, 1277672), (11, 1161520), (16, 798545), (20, 638836), (22, 580760), (40, 319418), (44, 290380), (55, 232304), (80, 159709), (88, 145190), (110, 116152), (176, 72595), (220, 58076), (440, 29038), (880, 14519)]