6681740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{829}}^1$

素因数の和:882

約数の個数: 48

約数和(自身を含む): 15617280

約数和(自身を除く): 8935540

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 829, 1612, 1658, 2015, 3316, 4030, 4145, 8060, 8290, 10777, 16580, 21554, 25699, 43108, 51398, 53885, 102796, 107770, 128495, 215540, 256990, 334087, 513980, 668174, 1336348, 1670435, 3340870, 6681740]

約数ペア:

[(1, 6681740), (2, 3340870), (4, 1670435), (5, 1336348), (10, 668174), (13, 513980), (20, 334087), (26, 256990), (31, 215540), (52, 128495), (62, 107770), (65, 102796), (124, 53885), (130, 51398), (155, 43108), (260, 25699), (310, 21554), (403, 16580), (620, 10777), (806, 8290), (829, 8060), (1612, 4145), (1658, 4030), (2015, 3316)]