2017648520

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^2\times {\mathrm{17957}}^1$

素因数の和:18074

約数の個数: 48

約数和(自身を含む): 4627237860

約数和(自身を除く): 2609589340

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 2809, 5618, 11236, 14045, 17957, 22472, 28090, 35914, 56180, 71828, 89785, 112360, 143656, 179570, 359140, 718280, 951721, 1903442, 3806884, 4758605, 7613768, 9517210, 19034420, 38068840, 50441213, 100882426, 201764852, 252206065, 403529704, 504412130, 1008824260, 2017648520]

約数ペア:

[(1, 2017648520), (2, 1008824260), (4, 504412130), (5, 403529704), (8, 252206065), (10, 201764852), (20, 100882426), (40, 50441213), (53, 38068840), (106, 19034420), (212, 9517210), (265, 7613768), (424, 4758605), (530, 3806884), (1060, 1903442), (2120, 951721), (2809, 718280), (5618, 359140), (11236, 179570), (14045, 143656), (17957, 112360), (22472, 89785), (28090, 71828), (35914, 56180)]