55542320

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36541}}^1$

素因数の和:36573

約数の個数: 40

約数和(自身を含む): 135936240

約数和(自身を除く): 80393920

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 36541, 73082, 146164, 182705, 292328, 365410, 584656, 694279, 730820, 1388558, 1461640, 2777116, 2923280, 3471395, 5554232, 6942790, 11108464, 13885580, 27771160, 55542320]

約数ペア:

[(1, 55542320), (2, 27771160), (4, 13885580), (5, 11108464), (8, 6942790), (10, 5554232), (16, 3471395), (19, 2923280), (20, 2777116), (38, 1461640), (40, 1388558), (76, 730820), (80, 694279), (95, 584656), (152, 365410), (190, 292328), (304, 182705), (380, 146164), (760, 73082), (1520, 36541)]