201619240

素因数分解:

$2^3\times 5^1\times {\mathrm{5040481}}^1$

素因数の和:5040492

約数の個数: 16

約数和(自身を含む): 453643380

約数和(自身を除く): 252024140

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 5040481, 10080962, 20161924, 25202405, 40323848, 50404810, 100809620, 201619240]

約数ペア:

[(1, 201619240), (2, 100809620), (4, 50404810), (5, 40323848), (8, 25202405), (10, 20161924), (20, 10080962), (40, 5040481)]