8131880

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8839}}^1$

素因数の和:8873

約数の個数: 32

約数和(自身を含む): 19094400

約数和(自身を除く): 10962520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 8839, 17678, 35356, 44195, 70712, 88390, 176780, 203297, 353560, 406594, 813188, 1016485, 1626376, 2032970, 4065940, 8131880]

約数ペア:

[(1, 8131880), (2, 4065940), (4, 2032970), (5, 1626376), (8, 1016485), (10, 813188), (20, 406594), (23, 353560), (40, 203297), (46, 176780), (92, 88390), (115, 70712), (184, 44195), (230, 35356), (460, 17678), (920, 8839)]