6871540

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{107}}^1$

素因数の和:161

約数の個数: 72

約数和(自身を含む): 16601760

約数和(自身を除く): 9730220

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 107, 130, 169, 190, 214, 247, 260, 338, 380, 428, 494, 535, 676, 845, 988, 1070, 1235, 1391, 1690, 2033, 2140, 2470, 2782, 3211, 3380, 4066, 4940, 5564, 6422, 6955, 8132, 10165, 12844, 13910, 16055, 18083, 20330, 26429, 27820, 32110, 36166, 40660, 52858, 64220, 72332, 90415, 105716, 132145, 180830, 264290, 343577, 361660, 528580, 687154, 1374308, 1717885, 3435770, 6871540]

約数ペア:

[(1, 6871540), (2, 3435770), (4, 1717885), (5, 1374308), (10, 687154), (13, 528580), (19, 361660), (20, 343577), (26, 264290), (38, 180830), (52, 132145), (65, 105716), (76, 90415), (95, 72332), (107, 64220), (130, 52858), (169, 40660), (190, 36166), (214, 32110), (247, 27820), (260, 26429), (338, 20330), (380, 18083), (428, 16055), (494, 13910), (535, 12844), (676, 10165), (845, 8132), (988, 6955), (1070, 6422), (1235, 5564), (1391, 4940), (1690, 4066), (2033, 3380), (2140, 3211), (2470, 2782)]