355544420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{230873}}^1$

素因数の和:230900

約数の個数: 48

約数和(自身を含む): 930883968

約数和(自身を除く): 575339548

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, 230873, 461746, 923492, 1154365, 1616111, 2308730, 2539603, 3232222, 4617460, 5079206, 6464444, 8080555, 10158412, 12698015, 16161110, 17777221, 25396030, 32322220, 35554442, 50792060, 71108884, 88886105, 177772210, 355544420]

約数ペア:

[(1, 355544420), (2, 177772210), (4, 88886105), (5, 71108884), (7, 50792060), (10, 35554442), (11, 32322220), (14, 25396030), (20, 17777221), (22, 16161110), (28, 12698015), (35, 10158412), (44, 8080555), (55, 6464444), (70, 5079206), (77, 4617460), (110, 3232222), (140, 2539603), (154, 2308730), (220, 1616111), (308, 1154365), (385, 923492), (770, 461746), (1540, 230873)]