1900508885

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{1439}}^1$

素因数の和:1562

約数の個数: 48

約数和(自身を含む): 2619993600

約数和(自身を除く): 719484715

約数列:

[1, 5, 11, 37, 55, 59, 121, 185, 295, 407, 605, 649, 1439, 2035, 2183, 3245, 4477, 7139, 7195, 10915, 15829, 22385, 24013, 35695, 53243, 79145, 84901, 120065, 174119, 264143, 266215, 424505, 585673, 870595, 933911, 1320715, 2928365, 3141337, 4669555, 6442403, 10273021, 15706685, 32212015, 34554707, 51365105, 172773535, 380101777, 1900508885]

約数ペア:

[(1, 1900508885), (5, 380101777), (11, 172773535), (37, 51365105), (55, 34554707), (59, 32212015), (121, 15706685), (185, 10273021), (295, 6442403), (407, 4669555), (605, 3141337), (649, 2928365), (1439, 1320715), (2035, 933911), (2183, 870595), (3245, 585673), (4477, 424505), (7139, 266215), (7195, 264143), (10915, 174119), (15829, 120065), (22385, 84901), (24013, 79145), (35695, 53243)]