203413780

素因数分解:

$2^2\times 5^1\times {\mathrm{1459}}^1\times {\mathrm{6971}}^1$

素因数の和:8439

約数の個数: 24

約数和(自身を含む): 427523040

約数和(自身を除く): 224109260

約数列:

[1, 2, 4, 5, 10, 20, 1459, 2918, 5836, 6971, 7295, 13942, 14590, 27884, 29180, 34855, 69710, 139420, 10170689, 20341378, 40682756, 50853445, 101706890, 203413780]

約数ペア:

[(1, 203413780), (2, 101706890), (4, 50853445), (5, 40682756), (10, 20341378), (20, 10170689), (1459, 139420), (2918, 69710), (5836, 34855), (6971, 29180), (7295, 27884), (13942, 14590)]