70143340

素因数分解:

$2^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{21001}}^1$

素因数の和:21177

約数の個数: 24

約数和(自身を含む): 148190112

約数和(自身を除く): 78046772

約数列:

[1, 2, 4, 5, 10, 20, 167, 334, 668, 835, 1670, 3340, 21001, 42002, 84004, 105005, 210010, 420020, 3507167, 7014334, 14028668, 17535835, 35071670, 70143340]

約数ペア:

[(1, 70143340), (2, 35071670), (4, 17535835), (5, 14028668), (10, 7014334), (20, 3507167), (167, 420020), (334, 210010), (668, 105005), (835, 84004), (1670, 42002), (3340, 21001)]