70308220

素因数分解:

$2^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{39499}}^1$

素因数の和:39597

約数の個数: 24

約数和(自身を含む): 149310000

約数和(自身を除く): 79001780

約数列:

[1, 2, 4, 5, 10, 20, 89, 178, 356, 445, 890, 1780, 39499, 78998, 157996, 197495, 394990, 789980, 3515411, 7030822, 14061644, 17577055, 35154110, 70308220]

約数ペア:

[(1, 70308220), (2, 35154110), (4, 17577055), (5, 14061644), (10, 7030822), (20, 3515411), (89, 789980), (178, 394990), (356, 197495), (445, 157996), (890, 78998), (1780, 39499)]