27215020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{557}}^1$

素因数の和:922

約数の個数: 48

約数和(自身を含む): 65620800

約数和(自身を除く): 38405780

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 557, 698, 1114, 1396, 1745, 2228, 2443, 2785, 3490, 3899, 4886, 5570, 6980, 7798, 9772, 11140, 12215, 15596, 19495, 24430, 38990, 48860, 77980, 194393, 388786, 777572, 971965, 1360751, 1943930, 2721502, 3887860, 5443004, 6803755, 13607510, 27215020]

約数ペア:

[(1, 27215020), (2, 13607510), (4, 6803755), (5, 5443004), (7, 3887860), (10, 2721502), (14, 1943930), (20, 1360751), (28, 971965), (35, 777572), (70, 388786), (140, 194393), (349, 77980), (557, 48860), (698, 38990), (1114, 24430), (1396, 19495), (1745, 15596), (2228, 12215), (2443, 11140), (2785, 9772), (3490, 7798), (3899, 6980), (4886, 5570)]