449420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{977}}^1$

素因数の和:1009

約数の個数: 24

約数和(自身を含む): 985824

約数和(自身を除く): 536404

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 977, 1954, 3908, 4885, 9770, 19540, 22471, 44942, 89884, 112355, 224710, 449420]

約数ペア:

[(1, 449420), (2, 224710), (4, 112355), (5, 89884), (10, 44942), (20, 22471), (23, 19540), (46, 9770), (92, 4885), (115, 3908), (230, 1954), (460, 977)]