2636289760

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1267447}}^1$

素因数の和:1267475

約数の個数: 48

約数和(自身を含む): 6707334816

約数和(自身を除く): 4071045056

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, 1267447, 2534894, 5069788, 6337235, 10139576, 12674470, 16476811, 20279152, 25348940, 32953622, 40558304, 50697880, 65907244, 82384055, 101395760, 131814488, 164768110, 202791520, 263628976, 329536220, 527257952, 659072440, 1318144880, 2636289760]

約数ペア:

[(1, 2636289760), (2, 1318144880), (4, 659072440), (5, 527257952), (8, 329536220), (10, 263628976), (13, 202791520), (16, 164768110), (20, 131814488), (26, 101395760), (32, 82384055), (40, 65907244), (52, 50697880), (65, 40558304), (80, 32953622), (104, 25348940), (130, 20279152), (160, 16476811), (208, 12674470), (260, 10139576), (416, 6337235), (520, 5069788), (1040, 2534894), (2080, 1267447)]