187311740

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{121631}}^1$

素因数の和:121658

約数の個数: 48

約数和(自身を含む): 490420224

約数和(自身を除く): 303108484

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 121631, 243262, 486524, 608155, 851417, 1216310, 1337941, 1702834, 2432620, 2675882, 3405668, 4257085, 5351764, 6689705, 8514170, 9365587, 13379410, 17028340, 18731174, 26758820, 37462348, 46827935, 93655870, 187311740]

約数ペア:

[(1, 187311740), (2, 93655870), (4, 46827935), (5, 37462348), (7, 26758820), (10, 18731174), (11, 17028340), (14, 13379410), (20, 9365587), (22, 8514170), (28, 6689705), (35, 5351764), (44, 4257085), (55, 3405668), (70, 2675882), (77, 2432620), (110, 1702834), (140, 1337941), (154, 1216310), (220, 851417), (308, 608155), (385, 486524), (770, 243262), (1540, 121631)]