20461760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{5813}}^1$

素因数の和:5841

約数の個数: 56

約数和(自身を含む): 53163216

約数和(自身を除く): 32701456

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 160, 176, 220, 320, 352, 440, 704, 880, 1760, 3520, 5813, 11626, 23252, 29065, 46504, 58130, 63943, 93008, 116260, 127886, 186016, 232520, 255772, 319715, 372032, 465040, 511544, 639430, 930080, 1023088, 1278860, 1860160, 2046176, 2557720, 4092352, 5115440, 10230880, 20461760]

約数ペア:

[(1, 20461760), (2, 10230880), (4, 5115440), (5, 4092352), (8, 2557720), (10, 2046176), (11, 1860160), (16, 1278860), (20, 1023088), (22, 930080), (32, 639430), (40, 511544), (44, 465040), (55, 372032), (64, 319715), (80, 255772), (88, 232520), (110, 186016), (160, 127886), (176, 116260), (220, 93008), (320, 63943), (352, 58130), (440, 46504), (704, 29065), (880, 23252), (1760, 11626), (3520, 5813)]