200796880

素因数分解:

$2^4\times 5^1\times {\mathrm{2509961}}^1$

素因数の和:2509974

約数の個数: 20

約数和(自身を含む): 466852932

約数和(自身を除く): 266056052

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2509961, 5019922, 10039844, 12549805, 20079688, 25099610, 40159376, 50199220, 100398440, 200796880]

約数ペア:

[(1, 200796880), (2, 100398440), (4, 50199220), (5, 40159376), (8, 25099610), (10, 20079688), (16, 12549805), (20, 10039844), (40, 5019922), (80, 2509961)]