140647520

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{67619}}^1$

素因数の和:67647

約数の個数: 48

約数和(自身を含む): 357845040

約数和(自身を除く): 217197520

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 65, 80, 104, 130, 160, 208, 260, 416, 520, 1040, 2080, 67619, 135238, 270476, 338095, 540952, 676190, 879047, 1081904, 1352380, 1758094, 2163808, 2704760, 3516188, 4395235, 5409520, 7032376, 8790470, 10819040, 14064752, 17580940, 28129504, 35161880, 70323760, 140647520]

約数ペア:

[(1, 140647520), (2, 70323760), (4, 35161880), (5, 28129504), (8, 17580940), (10, 14064752), (13, 10819040), (16, 8790470), (20, 7032376), (26, 5409520), (32, 4395235), (40, 3516188), (52, 2704760), (65, 2163808), (80, 1758094), (104, 1352380), (130, 1081904), (160, 879047), (208, 676190), (260, 540952), (416, 338095), (520, 270476), (1040, 135238), (2080, 67619)]