27474280

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{97}}^2$

素因数の和:278

約数の個数: 48

約数和(自身を含む): 63316620

約数和(自身を除く): 35842340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 97, 146, 194, 292, 365, 388, 485, 584, 730, 776, 970, 1460, 1940, 2920, 3880, 7081, 9409, 14162, 18818, 28324, 35405, 37636, 47045, 56648, 70810, 75272, 94090, 141620, 188180, 283240, 376360, 686857, 1373714, 2747428, 3434285, 5494856, 6868570, 13737140, 27474280]

約数ペア:

[(1, 27474280), (2, 13737140), (4, 6868570), (5, 5494856), (8, 3434285), (10, 2747428), (20, 1373714), (40, 686857), (73, 376360), (97, 283240), (146, 188180), (194, 141620), (292, 94090), (365, 75272), (388, 70810), (485, 56648), (584, 47045), (730, 37636), (776, 35405), (970, 28324), (1460, 18818), (1940, 14162), (2920, 9409), (3880, 7081)]