2572570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 6241536

約数和(自身を除く): 3668966

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 26, 35, 55, 65, 70, 77, 91, 110, 130, 143, 154, 182, 257, 286, 385, 455, 514, 715, 770, 910, 1001, 1285, 1430, 1799, 2002, 2570, 2827, 3341, 3598, 5005, 5654, 6682, 8995, 10010, 14135, 16705, 17990, 19789, 23387, 28270, 33410, 36751, 39578, 46774, 73502, 98945, 116935, 183755, 197890, 233870, 257257, 367510, 514514, 1286285, 2572570]

約数ペア:

[(1, 2572570), (2, 1286285), (5, 514514), (7, 367510), (10, 257257), (11, 233870), (13, 197890), (14, 183755), (22, 116935), (26, 98945), (35, 73502), (55, 46774), (65, 39578), (70, 36751), (77, 33410), (91, 28270), (110, 23387), (130, 19789), (143, 17990), (154, 16705), (182, 14135), (257, 10010), (286, 8995), (385, 6682), (455, 5654), (514, 5005), (715, 3598), (770, 3341), (910, 2827), (1001, 2570), (1285, 2002), (1430, 1799)]