55496440

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{19541}}^1$

素因数の和:19623

約数の個数: 32

約数和(自身を含む): 126632160

約数和(自身を除く): 71135720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 19541, 39082, 78164, 97705, 156328, 195410, 390820, 781640, 1387411, 2774822, 5549644, 6937055, 11099288, 13874110, 27748220, 55496440]

約数ペア:

[(1, 55496440), (2, 27748220), (4, 13874110), (5, 11099288), (8, 6937055), (10, 5549644), (20, 2774822), (40, 1387411), (71, 781640), (142, 390820), (284, 195410), (355, 156328), (568, 97705), (710, 78164), (1420, 39082), (2840, 19541)]