90486590

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{220699}}^1$

素因数の和:220747

約数の個数: 16

約数和(自身を含む): 166849200

約数和(自身を除く): 76362610

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 220699, 441398, 1103495, 2206990, 9048659, 18097318, 45243295, 90486590]

約数ペア:

[(1, 90486590), (2, 45243295), (5, 18097318), (10, 9048659), (41, 2206990), (82, 1103495), (205, 441398), (410, 220699)]