20251700

素因数分解:

$2^2\times 5^2\times 7^2\times {\mathrm{4133}}^1$

素因数の和:4161

約数の個数: 54

約数和(自身を含む): 51133446

約数和(自身を除く): 30881746

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 49, 50, 70, 98, 100, 140, 175, 196, 245, 350, 490, 700, 980, 1225, 2450, 4133, 4900, 8266, 16532, 20665, 28931, 41330, 57862, 82660, 103325, 115724, 144655, 202517, 206650, 289310, 405034, 413300, 578620, 723275, 810068, 1012585, 1446550, 2025170, 2893100, 4050340, 5062925, 10125850, 20251700]

約数ペア:

[(1, 20251700), (2, 10125850), (4, 5062925), (5, 4050340), (7, 2893100), (10, 2025170), (14, 1446550), (20, 1012585), (25, 810068), (28, 723275), (35, 578620), (49, 413300), (50, 405034), (70, 289310), (98, 206650), (100, 202517), (140, 144655), (175, 115724), (196, 103325), (245, 82660), (350, 57862), (490, 41330), (700, 28931), (980, 20665), (1225, 16532), (2450, 8266), (4133, 4900)]