26857960

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{311}}^1$

素因数の和:466

約数の個数: 64

約数和(自身を含む): 64696320

約数和(自身を除く): 37838360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 127, 136, 170, 254, 311, 340, 508, 622, 635, 680, 1016, 1244, 1270, 1555, 2159, 2488, 2540, 3110, 4318, 5080, 5287, 6220, 8636, 10574, 10795, 12440, 17272, 21148, 21590, 26435, 39497, 42296, 43180, 52870, 78994, 86360, 105740, 157988, 197485, 211480, 315976, 394970, 671449, 789940, 1342898, 1579880, 2685796, 3357245, 5371592, 6714490, 13428980, 26857960]

約数ペア:

[(1, 26857960), (2, 13428980), (4, 6714490), (5, 5371592), (8, 3357245), (10, 2685796), (17, 1579880), (20, 1342898), (34, 789940), (40, 671449), (68, 394970), (85, 315976), (127, 211480), (136, 197485), (170, 157988), (254, 105740), (311, 86360), (340, 78994), (508, 52870), (622, 43180), (635, 42296), (680, 39497), (1016, 26435), (1244, 21590), (1270, 21148), (1555, 17272), (2159, 12440), (2488, 10795), (2540, 10574), (3110, 8636), (4318, 6220), (5080, 5287)]