23169040

素因数分解:

$2^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{2657}}^1$

素因数の和:2779

約数の個数: 40

約数和(自身を含む): 54382680

約数和(自身を除く): 31213640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 109, 218, 436, 545, 872, 1090, 1744, 2180, 2657, 4360, 5314, 8720, 10628, 13285, 21256, 26570, 42512, 53140, 106280, 212560, 289613, 579226, 1158452, 1448065, 2316904, 2896130, 4633808, 5792260, 11584520, 23169040]

約数ペア:

[(1, 23169040), (2, 11584520), (4, 5792260), (5, 4633808), (8, 2896130), (10, 2316904), (16, 1448065), (20, 1158452), (40, 579226), (80, 289613), (109, 212560), (218, 106280), (436, 53140), (545, 42512), (872, 26570), (1090, 21256), (1744, 13285), (2180, 10628), (2657, 8720), (4360, 5314)]