2567440

素因数分解:

$2^4\times 5^1\times {\mathrm{67}}^1\times {\mathrm{479}}^1$

素因数の和:559

約数の個数: 40

約数和(自身を含む): 6071040

約数和(自身を除く): 3503600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 67, 80, 134, 268, 335, 479, 536, 670, 958, 1072, 1340, 1916, 2395, 2680, 3832, 4790, 5360, 7664, 9580, 19160, 32093, 38320, 64186, 128372, 160465, 256744, 320930, 513488, 641860, 1283720, 2567440]

約数ペア:

[(1, 2567440), (2, 1283720), (4, 641860), (5, 513488), (8, 320930), (10, 256744), (16, 160465), (20, 128372), (40, 64186), (67, 38320), (80, 32093), (134, 19160), (268, 9580), (335, 7664), (479, 5360), (536, 4790), (670, 3832), (958, 2680), (1072, 2395), (1340, 1916)]