203003140

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{128483}}^1$

素因数の和:128571

約数の個数: 24

約数和(自身を含む): 431706240

約数和(自身を除く): 228703100

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 128483, 256966, 513932, 642415, 1284830, 2569660, 10150157, 20300314, 40600628, 50750785, 101501570, 203003140]

約数ペア:

[(1, 203003140), (2, 101501570), (4, 50750785), (5, 40600628), (10, 20300314), (20, 10150157), (79, 2569660), (158, 1284830), (316, 642415), (395, 513932), (790, 256966), (1580, 128483)]