490586690

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{50111}}^1$

素因数の和:50218

約数の個数: 32

約数和(自身を含む): 974177280

約数和(自身を除く): 483590590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 445, 890, 979, 1958, 4895, 9790, 50111, 100222, 250555, 501110, 551221, 1102442, 2756105, 4459879, 5512210, 8919758, 22299395, 44598790, 49058669, 98117338, 245293345, 490586690]

約数ペア:

[(1, 490586690), (2, 245293345), (5, 98117338), (10, 49058669), (11, 44598790), (22, 22299395), (55, 8919758), (89, 5512210), (110, 4459879), (178, 2756105), (445, 1102442), (890, 551221), (979, 501110), (1958, 250555), (4895, 100222), (9790, 50111)]