120430840

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{56807}}^1$

素因数の和:56871

約数の個数: 32

約数和(自身を含む): 276086880

約数和(自身を除く): 155656040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 106, 212, 265, 424, 530, 1060, 2120, 56807, 113614, 227228, 284035, 454456, 568070, 1136140, 2272280, 3010771, 6021542, 12043084, 15053855, 24086168, 30107710, 60215420, 120430840]

約数ペア:

[(1, 120430840), (2, 60215420), (4, 30107710), (5, 24086168), (8, 15053855), (10, 12043084), (20, 6021542), (40, 3010771), (53, 2272280), (106, 1136140), (212, 568070), (265, 454456), (424, 284035), (530, 227228), (1060, 113614), (2120, 56807)]