27560680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{257}}^1\times {\mathrm{383}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 71331840

約数和(自身を除く): 43771160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 257, 280, 383, 514, 766, 1028, 1285, 1532, 1799, 1915, 2056, 2570, 2681, 3064, 3598, 3830, 5140, 5362, 7196, 7660, 8995, 10280, 10724, 13405, 14392, 15320, 17990, 21448, 26810, 35980, 53620, 71960, 98431, 107240, 196862, 393724, 492155, 689017, 787448, 984310, 1378034, 1968620, 2756068, 3445085, 3937240, 5512136, 6890170, 13780340, 27560680]

約数ペア:

[(1, 27560680), (2, 13780340), (4, 6890170), (5, 5512136), (7, 3937240), (8, 3445085), (10, 2756068), (14, 1968620), (20, 1378034), (28, 984310), (35, 787448), (40, 689017), (56, 492155), (70, 393724), (140, 196862), (257, 107240), (280, 98431), (383, 71960), (514, 53620), (766, 35980), (1028, 26810), (1285, 21448), (1532, 17990), (1799, 15320), (1915, 14392), (2056, 13405), (2570, 10724), (2681, 10280), (3064, 8995), (3598, 7660), (3830, 7196), (5140, 5362)]