130739980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{22777}}^1$

素因数の和:22834

約数の個数: 48

約数和(自身を含む): 321443136

約数和(自身を除く): 190703156

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 41, 70, 82, 140, 164, 205, 287, 410, 574, 820, 1148, 1435, 2870, 5740, 22777, 45554, 91108, 113885, 159439, 227770, 318878, 455540, 637756, 797195, 933857, 1594390, 1867714, 3188780, 3735428, 4669285, 6536999, 9338570, 13073998, 18677140, 26147996, 32684995, 65369990, 130739980]

約数ペア:

[(1, 130739980), (2, 65369990), (4, 32684995), (5, 26147996), (7, 18677140), (10, 13073998), (14, 9338570), (20, 6536999), (28, 4669285), (35, 3735428), (41, 3188780), (70, 1867714), (82, 1594390), (140, 933857), (164, 797195), (205, 637756), (287, 455540), (410, 318878), (574, 227770), (820, 159439), (1148, 113885), (1435, 91108), (2870, 45554), (5740, 22777)]