22119860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{157999}}^1$

素因数の和:158015

約数の個数: 24

約数和(自身を含む): 53088000

約数和(自身を除く): 30968140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 157999, 315998, 631996, 789995, 1105993, 1579990, 2211986, 3159980, 4423972, 5529965, 11059930, 22119860]

約数ペア:

[(1, 22119860), (2, 11059930), (4, 5529965), (5, 4423972), (7, 3159980), (10, 2211986), (14, 1579990), (20, 1105993), (28, 789995), (35, 631996), (70, 315998), (140, 157999)]