13721000

素因数分解:

$2^3\times 5^3\times {\mathrm{13721}}^1$

素因数の和:13742

約数の個数: 32

約数和(自身を含む): 32109480

約数和(自身を除く): 18388480

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 13721, 27442, 54884, 68605, 109768, 137210, 274420, 343025, 548840, 686050, 1372100, 1715125, 2744200, 3430250, 6860500, 13721000]

約数ペア:

[(1, 13721000), (2, 6860500), (4, 3430250), (5, 2744200), (8, 1715125), (10, 1372100), (20, 686050), (25, 548840), (40, 343025), (50, 274420), (100, 137210), (125, 109768), (200, 68605), (250, 54884), (500, 27442), (1000, 13721)]