129164420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83873}}^1$

素因数の和:83900

約数の個数: 48

約数和(自身を含む): 338179968

約数和(自身を除く): 209015548

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, 83873, 167746, 335492, 419365, 587111, 838730, 922603, 1174222, 1677460, 1845206, 2348444, 2935555, 3690412, 4613015, 5871110, 6458221, 9226030, 11742220, 12916442, 18452060, 25832884, 32291105, 64582210, 129164420]

約数ペア:

[(1, 129164420), (2, 64582210), (4, 32291105), (5, 25832884), (7, 18452060), (10, 12916442), (11, 11742220), (14, 9226030), (20, 6458221), (22, 5871110), (28, 4613015), (35, 3690412), (44, 2935555), (55, 2348444), (70, 1845206), (77, 1677460), (110, 1174222), (140, 922603), (154, 838730), (220, 587111), (308, 419365), (385, 335492), (770, 167746), (1540, 83873)]