944390020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{6745643}}^1$

素因数の和:6745659

約数の個数: 24

約数和(自身を含む): 2266536384

約数和(自身を除く): 1322146364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 6745643, 13491286, 26982572, 33728215, 47219501, 67456430, 94439002, 134912860, 188878004, 236097505, 472195010, 944390020]

約数ペア:

[(1, 944390020), (2, 472195010), (4, 236097505), (5, 188878004), (7, 134912860), (10, 94439002), (14, 67456430), (20, 47219501), (28, 33728215), (35, 26982572), (70, 13491286), (140, 6745643)]