28473620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{203383}}^1$

素因数の和:203399

約数の個数: 24

約数和(自身を含む): 68337024

約数和(自身を除く): 39863404

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 203383, 406766, 813532, 1016915, 1423681, 2033830, 2847362, 4067660, 5694724, 7118405, 14236810, 28473620]

約数ペア:

[(1, 28473620), (2, 14236810), (4, 7118405), (5, 5694724), (7, 4067660), (10, 2847362), (14, 2033830), (20, 1423681), (28, 1016915), (35, 813532), (70, 406766), (140, 203383)]