200230040

素因数分解:

$2^3\times 5^1\times {\mathrm{409}}^1\times {\mathrm{12239}}^1$

素因数の和:12659

約数の個数: 32

約数和(自身を含む): 451656000

約数和(自身を除く): 251425960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 409, 818, 1636, 2045, 3272, 4090, 8180, 12239, 16360, 24478, 48956, 61195, 97912, 122390, 244780, 489560, 5005751, 10011502, 20023004, 25028755, 40046008, 50057510, 100115020, 200230040]

約数ペア:

[(1, 200230040), (2, 100115020), (4, 50057510), (5, 40046008), (8, 25028755), (10, 20023004), (20, 10011502), (40, 5005751), (409, 489560), (818, 244780), (1636, 122390), (2045, 97912), (3272, 61195), (4090, 48956), (8180, 24478), (12239, 16360)]