54317440

素因数分解:

$2^7\times 5^1\times {\mathrm{84871}}^1$

素因数の和:84890

約数の個数: 32

約数和(自身を含む): 129854160

約数和(自身を除く): 75536720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 84871, 169742, 339484, 424355, 678968, 848710, 1357936, 1697420, 2715872, 3394840, 5431744, 6789680, 10863488, 13579360, 27158720, 54317440]

約数ペア:

[(1, 54317440), (2, 27158720), (4, 13579360), (5, 10863488), (8, 6789680), (10, 5431744), (16, 3394840), (20, 2715872), (32, 1697420), (40, 1357936), (64, 848710), (80, 678968), (128, 424355), (160, 339484), (320, 169742), (640, 84871)]