202001000

素因数分解:

$2^3\times 5^3\times {\mathrm{202001}}^1$

素因数の和:202022

約数の個数: 32

約数和(自身を含む): 472684680

約数和(自身を除く): 270683680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 202001, 404002, 808004, 1010005, 1616008, 2020010, 4040020, 5050025, 8080040, 10100050, 20200100, 25250125, 40400200, 50500250, 101000500, 202001000]

約数ペア:

[(1, 202001000), (2, 101000500), (4, 50500250), (5, 40400200), (8, 25250125), (10, 20200100), (20, 10100050), (25, 8080040), (40, 5050025), (50, 4040020), (100, 2020010), (125, 1616008), (200, 1010005), (250, 808004), (500, 404002), (1000, 202001)]