88765880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{317021}}^1$

素因数の和:317039

約数の個数: 32

約数和(自身を含む): 228255840

約数和(自身を除く): 139489960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 317021, 634042, 1268084, 1585105, 2219147, 2536168, 3170210, 4438294, 6340420, 8876588, 11095735, 12680840, 17753176, 22191470, 44382940, 88765880]

約数ペア:

[(1, 88765880), (2, 44382940), (4, 22191470), (5, 17753176), (7, 12680840), (8, 11095735), (10, 8876588), (14, 6340420), (20, 4438294), (28, 3170210), (35, 2536168), (40, 2219147), (56, 1585105), (70, 1268084), (140, 634042), (280, 317021)]