2199432880

素因数分解:

$2^4\times 5^1\times {\mathrm{2857}}^1\times {\mathrm{9623}}^1$

素因数の和:12493

約数の個数: 40

約数和(自身を含む): 5116002912

約数和(自身を除く): 2916570032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2857, 5714, 9623, 11428, 14285, 19246, 22856, 28570, 38492, 45712, 48115, 57140, 76984, 96230, 114280, 153968, 192460, 228560, 384920, 769840, 27492911, 54985822, 109971644, 137464555, 219943288, 274929110, 439886576, 549858220, 1099716440, 2199432880]

約数ペア:

[(1, 2199432880), (2, 1099716440), (4, 549858220), (5, 439886576), (8, 274929110), (10, 219943288), (16, 137464555), (20, 109971644), (40, 54985822), (80, 27492911), (2857, 769840), (5714, 384920), (9623, 228560), (11428, 192460), (14285, 153968), (19246, 114280), (22856, 96230), (28570, 76984), (38492, 57140), (45712, 48115)]