16449860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{117499}}^1$

素因数の和:117515

約数の個数: 24

約数和(自身を含む): 39480000

約数和(自身を除く): 23030140

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 117499, 234998, 469996, 587495, 822493, 1174990, 1644986, 2349980, 3289972, 4112465, 8224930, 16449860]

約数ペア:

[(1, 16449860), (2, 8224930), (4, 4112465), (5, 3289972), (7, 2349980), (10, 1644986), (14, 1174990), (20, 822493), (28, 587495), (35, 469996), (70, 234998), (140, 117499)]