228354140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1631101}}^1$

素因数の和:1631117

約数の個数: 24

約数和(自身を含む): 548050272

約数和(自身を除く): 319696132

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1631101, 3262202, 6524404, 8155505, 11417707, 16311010, 22835414, 32622020, 45670828, 57088535, 114177070, 228354140]

約数ペア:

[(1, 228354140), (2, 114177070), (4, 57088535), (5, 45670828), (7, 32622020), (10, 22835414), (14, 16311010), (20, 11417707), (28, 8155505), (35, 6524404), (70, 3262202), (140, 1631101)]