1553480

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{547}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 3551040

約数和(自身を除く): 1997560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 547, 568, 710, 1094, 1420, 2188, 2735, 2840, 4376, 5470, 10940, 21880, 38837, 77674, 155348, 194185, 310696, 388370, 776740, 1553480]

約数ペア:

[(1, 1553480), (2, 776740), (4, 388370), (5, 310696), (8, 194185), (10, 155348), (20, 77674), (40, 38837), (71, 21880), (142, 10940), (284, 5470), (355, 4376), (547, 2840), (568, 2735), (710, 2188), (1094, 1420)]