202080340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131221}}^1$

素因数の和:131248

約数の個数: 48

約数和(自身を含む): 529087104

約数和(自身を除く): 327006764

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 131221, 262442, 524884, 656105, 918547, 1312210, 1443431, 1837094, 2624420, 2886862, 3674188, 4592735, 5773724, 7217155, 9185470, 10104017, 14434310, 18370940, 20208034, 28868620, 40416068, 50520085, 101040170, 202080340]

約数ペア:

[(1, 202080340), (2, 101040170), (4, 50520085), (5, 40416068), (7, 28868620), (10, 20208034), (11, 18370940), (14, 14434310), (20, 10104017), (22, 9185470), (28, 7217155), (35, 5773724), (44, 4592735), (55, 3674188), (70, 2886862), (77, 2624420), (110, 1837094), (140, 1443431), (154, 1312210), (220, 918547), (308, 656105), (385, 524884), (770, 262442), (1540, 131221)]