4177520

素因数分解:

$2^4\times 5^1\times {\mathrm{79}}^1\times {\mathrm{661}}^1$

素因数の和:753

約数の個数: 40

約数和(自身を含む): 9850560

約数和(自身を除く): 5673040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 79, 80, 158, 316, 395, 632, 661, 790, 1264, 1322, 1580, 2644, 3160, 3305, 5288, 6320, 6610, 10576, 13220, 26440, 52219, 52880, 104438, 208876, 261095, 417752, 522190, 835504, 1044380, 2088760, 4177520]

約数ペア:

[(1, 4177520), (2, 2088760), (4, 1044380), (5, 835504), (8, 522190), (10, 417752), (16, 261095), (20, 208876), (40, 104438), (79, 52880), (80, 52219), (158, 26440), (316, 13220), (395, 10576), (632, 6610), (661, 6320), (790, 5288), (1264, 3305), (1322, 3160), (1580, 2644)]