1953580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 48

約数和(自身を含む): 4445280

約数和(自身を除く): 2491700

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 53, 76, 95, 97, 106, 190, 194, 212, 265, 380, 388, 485, 530, 970, 1007, 1060, 1843, 1940, 2014, 3686, 4028, 5035, 5141, 7372, 9215, 10070, 10282, 18430, 20140, 20564, 25705, 36860, 51410, 97679, 102820, 195358, 390716, 488395, 976790, 1953580]

約数ペア:

[(1, 1953580), (2, 976790), (4, 488395), (5, 390716), (10, 195358), (19, 102820), (20, 97679), (38, 51410), (53, 36860), (76, 25705), (95, 20564), (97, 20140), (106, 18430), (190, 10282), (194, 10070), (212, 9215), (265, 7372), (380, 5141), (388, 5035), (485, 4028), (530, 3686), (970, 2014), (1007, 1940), (1060, 1843)]