9853640

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1361}}^1$

素因数の和:1553

約数の個数: 32

約数和(自身を含む): 22309560

約数和(自身を除く): 12455920

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 905, 1361, 1448, 1810, 2722, 3620, 5444, 6805, 7240, 10888, 13610, 27220, 54440, 246341, 492682, 985364, 1231705, 1970728, 2463410, 4926820, 9853640]

約数ペア:

[(1, 9853640), (2, 4926820), (4, 2463410), (5, 1970728), (8, 1231705), (10, 985364), (20, 492682), (40, 246341), (181, 54440), (362, 27220), (724, 13610), (905, 10888), (1361, 7240), (1448, 6805), (1810, 5444), (2722, 3620)]