20155210

素因数分解:

$2^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{4007}}^1$

素因数の和:4517

約数の個数: 16

約数和(自身を含む): 36360576

約数和(自身を除く): 16205366

約数列:

[1, 2, 5, 10, 503, 1006, 2515, 4007, 5030, 8014, 20035, 40070, 2015521, 4031042, 10077605, 20155210]

約数ペア:

[(1, 20155210), (2, 10077605), (5, 4031042), (10, 2015521), (503, 40070), (1006, 20035), (2515, 8014), (4007, 5030)]