11189080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1$

素因数の和:556

約数の個数: 64

約数和(自身を含む): 29160000

約数和(自身を除く): 17970920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 89, 140, 178, 280, 356, 445, 449, 623, 712, 890, 898, 1246, 1780, 1796, 2245, 2492, 3115, 3143, 3560, 3592, 4490, 4984, 6230, 6286, 8980, 12460, 12572, 15715, 17960, 24920, 25144, 31430, 39961, 62860, 79922, 125720, 159844, 199805, 279727, 319688, 399610, 559454, 799220, 1118908, 1398635, 1598440, 2237816, 2797270, 5594540, 11189080]

約数ペア:

[(1, 11189080), (2, 5594540), (4, 2797270), (5, 2237816), (7, 1598440), (8, 1398635), (10, 1118908), (14, 799220), (20, 559454), (28, 399610), (35, 319688), (40, 279727), (56, 199805), (70, 159844), (89, 125720), (140, 79922), (178, 62860), (280, 39961), (356, 31430), (445, 25144), (449, 24920), (623, 17960), (712, 15715), (890, 12572), (898, 12460), (1246, 8980), (1780, 6286), (1796, 6230), (2245, 4984), (2492, 4490), (3115, 3592), (3143, 3560)]