55779440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{36697}}^1$

素因数の和:36729

約数の個数: 40

約数和(自身を含む): 136516560

約数和(自身を除く): 80737120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 36697, 73394, 146788, 183485, 293576, 366970, 587152, 697243, 733940, 1394486, 1467880, 2788972, 2935760, 3486215, 5577944, 6972430, 11155888, 13944860, 27889720, 55779440]

約数ペア:

[(1, 55779440), (2, 27889720), (4, 13944860), (5, 11155888), (8, 6972430), (10, 5577944), (16, 3486215), (19, 2935760), (20, 2788972), (38, 1467880), (40, 1394486), (76, 733940), (80, 697243), (95, 587152), (152, 366970), (190, 293576), (304, 183485), (380, 146788), (760, 73394), (1520, 36697)]