241780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1$

素因数の和:184

約数の個数: 48

約数和(自身を含む): 637056

約数和(自身を除く): 395276

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 157, 220, 308, 314, 385, 628, 770, 785, 1099, 1540, 1570, 1727, 2198, 3140, 3454, 4396, 5495, 6908, 8635, 10990, 12089, 17270, 21980, 24178, 34540, 48356, 60445, 120890, 241780]

約数ペア:

[(1, 241780), (2, 120890), (4, 60445), (5, 48356), (7, 34540), (10, 24178), (11, 21980), (14, 17270), (20, 12089), (22, 10990), (28, 8635), (35, 6908), (44, 5495), (55, 4396), (70, 3454), (77, 3140), (110, 2198), (140, 1727), (154, 1570), (157, 1540), (220, 1099), (308, 785), (314, 770), (385, 628)]