12677720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{28813}}^1$

素因数の和:28835

約数の個数: 32

約数和(自身を含む): 31119120

約数和(自身を除く): 18441400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 28813, 57626, 115252, 144065, 230504, 288130, 316943, 576260, 633886, 1152520, 1267772, 1584715, 2535544, 3169430, 6338860, 12677720]

約数ペア:

[(1, 12677720), (2, 6338860), (4, 3169430), (5, 2535544), (8, 1584715), (10, 1267772), (11, 1152520), (20, 633886), (22, 576260), (40, 316943), (44, 288130), (55, 230504), (88, 144065), (110, 115252), (220, 57626), (440, 28813)]