1559740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{857}}^1$

素因数の和:886

約数の個数: 48

約数和(自身を含む): 4036032

約数和(自身を除く): 2476292

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 857, 910, 1714, 1820, 3428, 4285, 5999, 8570, 11141, 11998, 17140, 22282, 23996, 29995, 44564, 55705, 59990, 77987, 111410, 119980, 155974, 222820, 311948, 389935, 779870, 1559740]

約数ペア:

[(1, 1559740), (2, 779870), (4, 389935), (5, 311948), (7, 222820), (10, 155974), (13, 119980), (14, 111410), (20, 77987), (26, 59990), (28, 55705), (35, 44564), (52, 29995), (65, 23996), (70, 22282), (91, 17140), (130, 11998), (140, 11141), (182, 8570), (260, 5999), (364, 4285), (455, 3428), (857, 1820), (910, 1714)]