42508420

素因数分解:

$2^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{7673}}^1$

素因数の和:7959

約数の個数: 24

約数和(自身を含む): 89601624

約数和(自身を除く): 47093204

約数列:

[1, 2, 4, 5, 10, 20, 277, 554, 1108, 1385, 2770, 5540, 7673, 15346, 30692, 38365, 76730, 153460, 2125421, 4250842, 8501684, 10627105, 21254210, 42508420]

約数ペア:

[(1, 42508420), (2, 21254210), (4, 10627105), (5, 8501684), (10, 4250842), (20, 2125421), (277, 153460), (554, 76730), (1108, 38365), (1385, 30692), (2770, 15346), (5540, 7673)]