1886163760

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{78853}}^1$

素因数の和:78902

約数の個数: 80

約数和(自身を含む): 4928059584

約数和(自身を除く): 3041895824

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 23, 26, 40, 46, 52, 65, 80, 92, 104, 115, 130, 184, 208, 230, 260, 299, 368, 460, 520, 598, 920, 1040, 1196, 1495, 1840, 2392, 2990, 4784, 5980, 11960, 23920, 78853, 157706, 315412, 394265, 630824, 788530, 1025089, 1261648, 1577060, 1813619, 2050178, 3154120, 3627238, 4100356, 5125445, 6308240, 7254476, 8200712, 9068095, 10250890, 14508952, 16401424, 18136190, 20501780, 23577047, 29017904, 36272380, 41003560, 47154094, 72544760, 82007120, 94308188, 117885235, 145089520, 188616376, 235770470, 377232752, 471540940, 943081880, 1886163760]

約数ペア:

[(1, 1886163760), (2, 943081880), (4, 471540940), (5, 377232752), (8, 235770470), (10, 188616376), (13, 145089520), (16, 117885235), (20, 94308188), (23, 82007120), (26, 72544760), (40, 47154094), (46, 41003560), (52, 36272380), (65, 29017904), (80, 23577047), (92, 20501780), (104, 18136190), (115, 16401424), (130, 14508952), (184, 10250890), (208, 9068095), (230, 8200712), (260, 7254476), (299, 6308240), (368, 5125445), (460, 4100356), (520, 3627238), (598, 3154120), (920, 2050178), (1040, 1813619), (1196, 1577060), (1495, 1261648), (1840, 1025089), (2392, 788530), (2990, 630824), (4784, 394265), (5980, 315412), (11960, 157706), (23920, 78853)]