2356690

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{257}}^1$

素因数の和:402

約数の個数: 32

約数和(自身を含む): 4904064

約数和(自身を除く): 2547374

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 131, 257, 262, 514, 655, 917, 1285, 1310, 1799, 1834, 2570, 3598, 4585, 8995, 9170, 17990, 33667, 67334, 168335, 235669, 336670, 471338, 1178345, 2356690]

約数ペア:

[(1, 2356690), (2, 1178345), (5, 471338), (7, 336670), (10, 235669), (14, 168335), (35, 67334), (70, 33667), (131, 17990), (257, 9170), (262, 8995), (514, 4585), (655, 3598), (917, 2570), (1285, 1834), (1310, 1799)]