28227470

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{83}}^1\times {\mathrm{479}}^1$

素因数の和:640

約数の個数: 32

約数和(自身を含む): 52254720

約数和(自身を除く): 24027250

約数列:

[1, 2, 5, 10, 71, 83, 142, 166, 355, 415, 479, 710, 830, 958, 2395, 4790, 5893, 11786, 29465, 34009, 39757, 58930, 68018, 79514, 170045, 198785, 340090, 397570, 2822747, 5645494, 14113735, 28227470]

約数ペア:

[(1, 28227470), (2, 14113735), (5, 5645494), (10, 2822747), (71, 397570), (83, 340090), (142, 198785), (166, 170045), (355, 79514), (415, 68018), (479, 58930), (710, 39757), (830, 34009), (958, 29465), (2395, 11786), (4790, 5893)]