201645790

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{491819}}^1$

素因数の和:491867

約数の個数: 16

約数和(自身を含む): 371815920

約数和(自身を除く): 170170130

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 491819, 983638, 2459095, 4918190, 20164579, 40329158, 100822895, 201645790]

約数ペア:

[(1, 201645790), (2, 100822895), (5, 40329158), (10, 20164579), (41, 4918190), (82, 2459095), (205, 983638), (410, 491819)]