203560

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{727}}^1$

素因数の和:745

約数の個数: 32

約数和(自身を含む): 524160

約数和(自身を除く): 320600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 727, 1454, 2908, 3635, 5089, 5816, 7270, 10178, 14540, 20356, 25445, 29080, 40712, 50890, 101780, 203560]

約数ペア:

[(1, 203560), (2, 101780), (4, 50890), (5, 40712), (7, 29080), (8, 25445), (10, 20356), (14, 14540), (20, 10178), (28, 7270), (35, 5816), (40, 5089), (56, 3635), (70, 2908), (140, 1454), (280, 727)]