3258160

素因数分解:

$2^4\times 5^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:445

約数の個数: 40

約数和(自身を含む): 7655760

約数和(自身を除く): 4397600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 139, 278, 293, 556, 586, 695, 1112, 1172, 1390, 1465, 2224, 2344, 2780, 2930, 4688, 5560, 5860, 11120, 11720, 23440, 40727, 81454, 162908, 203635, 325816, 407270, 651632, 814540, 1629080, 3258160]

約数ペア:

[(1, 3258160), (2, 1629080), (4, 814540), (5, 651632), (8, 407270), (10, 325816), (16, 203635), (20, 162908), (40, 81454), (80, 40727), (139, 23440), (278, 11720), (293, 11120), (556, 5860), (586, 5560), (695, 4688), (1112, 2930), (1172, 2780), (1390, 2344), (1465, 2224)]