119638460

素因数分解:

$2^2\times 5^1\times {\mathrm{1439}}^1\times {\mathrm{4157}}^1$

素因数の和:5605

約数の個数: 24

約数和(自身を含む): 251475840

約数和(自身を除く): 131837380

約数列:

[1, 2, 4, 5, 10, 20, 1439, 2878, 4157, 5756, 7195, 8314, 14390, 16628, 20785, 28780, 41570, 83140, 5981923, 11963846, 23927692, 29909615, 59819230, 119638460]

約数ペア:

[(1, 119638460), (2, 59819230), (4, 29909615), (5, 23927692), (10, 11963846), (20, 5981923), (1439, 83140), (2878, 41570), (4157, 28780), (5756, 20785), (7195, 16628), (8314, 14390)]