203731780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1455227}}^1$

素因数の和:1455243

約数の個数: 24

約数和(自身を含む): 488956608

約数和(自身を除く): 285224828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1455227, 2910454, 5820908, 7276135, 10186589, 14552270, 20373178, 29104540, 40746356, 50932945, 101865890, 203731780]

約数ペア:

[(1, 203731780), (2, 101865890), (4, 50932945), (5, 40746356), (7, 29104540), (10, 20373178), (14, 14552270), (20, 10186589), (28, 7276135), (35, 5820908), (70, 2910454), (140, 1455227)]