9364940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{199}}^1$

素因数の和:402

約数の個数: 48

約数和(自身を含む): 21403200

約数和(自身を除く): 12038260

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 181, 199, 260, 362, 398, 724, 796, 905, 995, 1810, 1990, 2353, 2587, 3620, 3980, 4706, 5174, 9412, 10348, 11765, 12935, 23530, 25870, 36019, 47060, 51740, 72038, 144076, 180095, 360190, 468247, 720380, 936494, 1872988, 2341235, 4682470, 9364940]

約数ペア:

[(1, 9364940), (2, 4682470), (4, 2341235), (5, 1872988), (10, 936494), (13, 720380), (20, 468247), (26, 360190), (52, 180095), (65, 144076), (130, 72038), (181, 51740), (199, 47060), (260, 36019), (362, 25870), (398, 23530), (724, 12935), (796, 11765), (905, 10348), (995, 9412), (1810, 5174), (1990, 4706), (2353, 3980), (2587, 3620)]