12788600

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{5813}}^1$

素因数の和:5840

約数の個数: 48

約数和(自身を含む): 32442120

約数和(自身を除く): 19653520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 44, 50, 55, 88, 100, 110, 200, 220, 275, 440, 550, 1100, 2200, 5813, 11626, 23252, 29065, 46504, 58130, 63943, 116260, 127886, 145325, 232520, 255772, 290650, 319715, 511544, 581300, 639430, 1162600, 1278860, 1598575, 2557720, 3197150, 6394300, 12788600]

約数ペア:

[(1, 12788600), (2, 6394300), (4, 3197150), (5, 2557720), (8, 1598575), (10, 1278860), (11, 1162600), (20, 639430), (22, 581300), (25, 511544), (40, 319715), (44, 290650), (50, 255772), (55, 232520), (88, 145325), (100, 127886), (110, 116260), (200, 63943), (220, 58130), (275, 46504), (440, 29065), (550, 23252), (1100, 11626), (2200, 5813)]