39885520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{6311}}^1$

素因数の和:6403

約数の個数: 40

約数和(自身を含む): 93922560

約数和(自身を除く): 54037040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 790, 1264, 1580, 3160, 6311, 6320, 12622, 25244, 31555, 50488, 63110, 100976, 126220, 252440, 498569, 504880, 997138, 1994276, 2492845, 3988552, 4985690, 7977104, 9971380, 19942760, 39885520]

約数ペア:

[(1, 39885520), (2, 19942760), (4, 9971380), (5, 7977104), (8, 4985690), (10, 3988552), (16, 2492845), (20, 1994276), (40, 997138), (79, 504880), (80, 498569), (158, 252440), (316, 126220), (395, 100976), (632, 63110), (790, 50488), (1264, 31555), (1580, 25244), (3160, 12622), (6311, 6320)]