27849040

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{4903}}^1$

素因数の和:4987

約数の個数: 40

約数和(自身を含む): 65674368

約数和(自身を除く): 37825328

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 284, 355, 568, 710, 1136, 1420, 2840, 4903, 5680, 9806, 19612, 24515, 39224, 49030, 78448, 98060, 196120, 348113, 392240, 696226, 1392452, 1740565, 2784904, 3481130, 5569808, 6962260, 13924520, 27849040]

約数ペア:

[(1, 27849040), (2, 13924520), (4, 6962260), (5, 5569808), (8, 3481130), (10, 2784904), (16, 1740565), (20, 1392452), (40, 696226), (71, 392240), (80, 348113), (142, 196120), (284, 98060), (355, 78448), (568, 49030), (710, 39224), (1136, 24515), (1420, 19612), (2840, 9806), (4903, 5680)]