55015940

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{2503}}^1$

素因数の和:2676

約数の個数: 48

約数和(自身を含む): 132932352

約数和(自身を除く): 77916412

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157, 314, 628, 785, 1099, 1570, 2198, 2503, 3140, 4396, 5006, 5495, 10012, 10990, 12515, 17521, 21980, 25030, 35042, 50060, 70084, 87605, 175210, 350420, 392971, 785942, 1571884, 1964855, 2750797, 3929710, 5501594, 7859420, 11003188, 13753985, 27507970, 55015940]

約数ペア:

[(1, 55015940), (2, 27507970), (4, 13753985), (5, 11003188), (7, 7859420), (10, 5501594), (14, 3929710), (20, 2750797), (28, 1964855), (35, 1571884), (70, 785942), (140, 392971), (157, 350420), (314, 175210), (628, 87605), (785, 70084), (1099, 50060), (1570, 35042), (2198, 25030), (2503, 21980), (3140, 17521), (4396, 12515), (5006, 10990), (5495, 10012)]