16859780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{120427}}^1$

素因数の和:120443

約数の個数: 24

約数和(自身を含む): 40463808

約数和(自身を除く): 23604028

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 120427, 240854, 481708, 602135, 842989, 1204270, 1685978, 2408540, 3371956, 4214945, 8429890, 16859780]

約数ペア:

[(1, 16859780), (2, 8429890), (4, 4214945), (5, 3371956), (7, 2408540), (10, 1685978), (14, 1204270), (20, 842989), (28, 602135), (35, 481708), (70, 240854), (140, 120427)]