202390450

素因数分解:

$2^1\times 5^2\times {\mathrm{89}}^1\times {\mathrm{45481}}^1$

素因数の和:45582

約数の個数: 24

約数和(自身を含む): 380684340

約数和(自身を除く): 178293890

約数列:

[1, 2, 5, 10, 25, 50, 89, 178, 445, 890, 2225, 4450, 45481, 90962, 227405, 454810, 1137025, 2274050, 4047809, 8095618, 20239045, 40478090, 101195225, 202390450]

約数ペア:

[(1, 202390450), (2, 101195225), (5, 40478090), (10, 20239045), (25, 8095618), (50, 4047809), (89, 2274050), (178, 1137025), (445, 454810), (890, 227405), (2225, 90962), (4450, 45481)]