2895980

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{7621}}^1$

素因数の和:7649

約数の個数: 24

約数和(自身を含む): 6402480

約数和(自身を除く): 3506500

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 7621, 15242, 30484, 38105, 76210, 144799, 152420, 289598, 579196, 723995, 1447990, 2895980]

約数ペア:

[(1, 2895980), (2, 1447990), (4, 723995), (5, 579196), (10, 289598), (19, 152420), (20, 144799), (38, 76210), (76, 38105), (95, 30484), (190, 15242), (380, 7621)]