19273520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{271}}^1$

素因数の和:418

約数の個数: 80

約数和(自身を含む): 51806208

約数和(自身を除く): 32532688

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 127, 140, 254, 271, 280, 508, 542, 560, 635, 889, 1016, 1084, 1270, 1355, 1778, 1897, 2032, 2168, 2540, 2710, 3556, 3794, 4336, 4445, 5080, 5420, 7112, 7588, 8890, 9485, 10160, 10840, 14224, 15176, 17780, 18970, 21680, 30352, 34417, 35560, 37940, 68834, 71120, 75880, 137668, 151760, 172085, 240919, 275336, 344170, 481838, 550672, 688340, 963676, 1204595, 1376680, 1927352, 2409190, 2753360, 3854704, 4818380, 9636760, 19273520]

約数ペア:

[(1, 19273520), (2, 9636760), (4, 4818380), (5, 3854704), (7, 2753360), (8, 2409190), (10, 1927352), (14, 1376680), (16, 1204595), (20, 963676), (28, 688340), (35, 550672), (40, 481838), (56, 344170), (70, 275336), (80, 240919), (112, 172085), (127, 151760), (140, 137668), (254, 75880), (271, 71120), (280, 68834), (508, 37940), (542, 35560), (560, 34417), (635, 30352), (889, 21680), (1016, 18970), (1084, 17780), (1270, 15176), (1355, 14224), (1778, 10840), (1897, 10160), (2032, 9485), (2168, 8890), (2540, 7588), (2710, 7112), (3556, 5420), (3794, 5080), (4336, 4445)]