113588920

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{31907}}^1$

素因数の和:32007

約数の個数: 32

約数和(自身を含む): 258454800

約数和(自身を除く): 144865880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 31907, 63814, 127628, 159535, 255256, 319070, 638140, 1276280, 2839723, 5679446, 11358892, 14198615, 22717784, 28397230, 56794460, 113588920]

約数ペア:

[(1, 113588920), (2, 56794460), (4, 28397230), (5, 22717784), (8, 14198615), (10, 11358892), (20, 5679446), (40, 2839723), (89, 1276280), (178, 638140), (356, 319070), (445, 255256), (712, 159535), (890, 127628), (1780, 63814), (3560, 31907)]