19054700

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{167}}^1$

素因数の和:351

約数の個数: 72

約数和(自身を含む): 47830272

約数和(自身を除く): 28775572

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 140, 163, 167, 175, 326, 334, 350, 652, 668, 700, 815, 835, 1141, 1169, 1630, 1670, 2282, 2338, 3260, 3340, 4075, 4175, 4564, 4676, 5705, 5845, 8150, 8350, 11410, 11690, 16300, 16700, 22820, 23380, 27221, 28525, 29225, 54442, 57050, 58450, 108884, 114100, 116900, 136105, 190547, 272210, 381094, 544420, 680525, 762188, 952735, 1361050, 1905470, 2722100, 3810940, 4763675, 9527350, 19054700]

約数ペア:

[(1, 19054700), (2, 9527350), (4, 4763675), (5, 3810940), (7, 2722100), (10, 1905470), (14, 1361050), (20, 952735), (25, 762188), (28, 680525), (35, 544420), (50, 381094), (70, 272210), (100, 190547), (140, 136105), (163, 116900), (167, 114100), (175, 108884), (326, 58450), (334, 57050), (350, 54442), (652, 29225), (668, 28525), (700, 27221), (815, 23380), (835, 22820), (1141, 16700), (1169, 16300), (1630, 11690), (1670, 11410), (2282, 8350), (2338, 8150), (3260, 5845), (3340, 5705), (4075, 4676), (4175, 4564)]