71793820

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73259}}^1$

素因数の和:73282

約数の個数: 36

約数和(自身を含む): 175384440

約数和(自身を除く): 103590620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 73259, 146518, 293036, 366295, 512813, 732590, 1025626, 1465180, 2051252, 2564065, 3589691, 5128130, 7179382, 10256260, 14358764, 17948455, 35896910, 71793820]

約数ペア:

[(1, 71793820), (2, 35896910), (4, 17948455), (5, 14358764), (7, 10256260), (10, 7179382), (14, 5128130), (20, 3589691), (28, 2564065), (35, 2051252), (49, 1465180), (70, 1025626), (98, 732590), (140, 512813), (196, 366295), (245, 293036), (490, 146518), (980, 73259)]