83930140

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{85643}}^1$

素因数の和:85666

約数の個数: 36

約数和(自身を含む): 205031736

約数和(自身を除く): 121101596

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 85643, 171286, 342572, 428215, 599501, 856430, 1199002, 1712860, 2398004, 2997505, 4196507, 5995010, 8393014, 11990020, 16786028, 20982535, 41965070, 83930140]

約数ペア:

[(1, 83930140), (2, 41965070), (4, 20982535), (5, 16786028), (7, 11990020), (10, 8393014), (14, 5995010), (20, 4196507), (28, 2997505), (35, 2398004), (49, 1712860), (70, 1199002), (98, 856430), (140, 599501), (196, 428215), (245, 342572), (490, 171286), (980, 85643)]