7318780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{857}}^1$

素因数の和:934

約数の個数: 48

約数和(自身を含む): 17873856

約数和(自身を除く): 10555076

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 122, 140, 244, 305, 427, 610, 854, 857, 1220, 1708, 1714, 2135, 3428, 4270, 4285, 5999, 8540, 8570, 11998, 17140, 23996, 29995, 52277, 59990, 104554, 119980, 209108, 261385, 365939, 522770, 731878, 1045540, 1463756, 1829695, 3659390, 7318780]

約数ペア:

[(1, 7318780), (2, 3659390), (4, 1829695), (5, 1463756), (7, 1045540), (10, 731878), (14, 522770), (20, 365939), (28, 261385), (35, 209108), (61, 119980), (70, 104554), (122, 59990), (140, 52277), (244, 29995), (305, 23996), (427, 17140), (610, 11998), (854, 8570), (857, 8540), (1220, 5999), (1708, 4285), (1714, 4270), (2135, 3428)]