2284730

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 32

約数和(自身を含む): 4755456

約数和(自身を除く): 2470726

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 257, 514, 635, 889, 1270, 1285, 1778, 1799, 2570, 3598, 4445, 8890, 8995, 17990, 32639, 65278, 163195, 228473, 326390, 456946, 1142365, 2284730]

約数ペア:

[(1, 2284730), (2, 1142365), (5, 456946), (7, 326390), (10, 228473), (14, 163195), (35, 65278), (70, 32639), (127, 17990), (254, 8995), (257, 8890), (514, 4445), (635, 3598), (889, 2570), (1270, 1799), (1285, 1778)]