28901000

素因数分解:

$2^3\times 5^3\times {\mathrm{28901}}^1$

素因数の和:28922

約数の個数: 32

約数和(自身を含む): 67630680

約数和(自身を除く): 38729680

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 125, 200, 250, 500, 1000, 28901, 57802, 115604, 144505, 231208, 289010, 578020, 722525, 1156040, 1445050, 2890100, 3612625, 5780200, 7225250, 14450500, 28901000]

約数ペア:

[(1, 28901000), (2, 14450500), (4, 7225250), (5, 5780200), (8, 3612625), (10, 2890100), (20, 1445050), (25, 1156040), (40, 722525), (50, 578020), (100, 289010), (125, 231208), (200, 144505), (250, 115604), (500, 57802), (1000, 28901)]