69784540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{498461}}^1$

素因数の和:498477

約数の個数: 24

約数和(自身を含む): 167483232

約数和(自身を除く): 97698692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 498461, 996922, 1993844, 2492305, 3489227, 4984610, 6978454, 9969220, 13956908, 17446135, 34892270, 69784540]

約数ペア:

[(1, 69784540), (2, 34892270), (4, 17446135), (5, 13956908), (7, 9969220), (10, 6978454), (14, 4984610), (20, 3489227), (28, 2492305), (35, 1993844), (70, 996922), (140, 498461)]