1425680

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:335

約数の個数: 40

約数和(自身を含む): 3374784

約数和(自身を除く): 1949104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 142, 251, 284, 355, 502, 568, 710, 1004, 1136, 1255, 1420, 2008, 2510, 2840, 4016, 5020, 5680, 10040, 17821, 20080, 35642, 71284, 89105, 142568, 178210, 285136, 356420, 712840, 1425680]

約数ペア:

[(1, 1425680), (2, 712840), (4, 356420), (5, 285136), (8, 178210), (10, 142568), (16, 89105), (20, 71284), (40, 35642), (71, 20080), (80, 17821), (142, 10040), (251, 5680), (284, 5020), (355, 4016), (502, 2840), (568, 2510), (710, 2008), (1004, 1420), (1136, 1255)]