159480020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1139143}}^1$

素因数の和:1139159

約数の個数: 24

約数和(自身を含む): 382752384

約数和(自身を除く): 223272364

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1139143, 2278286, 4556572, 5695715, 7974001, 11391430, 15948002, 22782860, 31896004, 39870005, 79740010, 159480020]

約数ペア:

[(1, 159480020), (2, 79740010), (4, 39870005), (5, 31896004), (7, 22782860), (10, 15948002), (14, 11391430), (20, 7974001), (28, 5695715), (35, 4556572), (70, 2278286), (140, 1139143)]