228657910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{19763}}^1$

素因数の和:19872

約数の個数: 32

約数和(自身を含む): 448247520

約数和(自身を除く): 219589610

約数列:

[1, 2, 5, 10, 13, 26, 65, 89, 130, 178, 445, 890, 1157, 2314, 5785, 11570, 19763, 39526, 98815, 197630, 256919, 513838, 1284595, 1758907, 2569190, 3517814, 8794535, 17589070, 22865791, 45731582, 114328955, 228657910]

約数ペア:

[(1, 228657910), (2, 114328955), (5, 45731582), (10, 22865791), (13, 17589070), (26, 8794535), (65, 3517814), (89, 2569190), (130, 1758907), (178, 1284595), (445, 513838), (890, 256919), (1157, 197630), (2314, 98815), (5785, 39526), (11570, 19763)]