20160583640

素因数分解:

$2^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{829}}^1\times {\mathrm{3359}}^1$

素因数の和:4380

約数の個数: 64

約数和(自身を含む): 45680544000

約数和(自身を除く): 25519960360

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 181, 362, 724, 829, 905, 1448, 1658, 1810, 3316, 3359, 3620, 4145, 6632, 6718, 7240, 8290, 13436, 16580, 16795, 26872, 33160, 33590, 67180, 134360, 150049, 300098, 600196, 607979, 750245, 1200392, 1215958, 1500490, 2431916, 2784611, 3000980, 3039895, 4863832, 5569222, 6001960, 6079790, 11138444, 12159580, 13923055, 22276888, 24319160, 27846110, 55692220, 111384440, 504014591, 1008029182, 2016058364, 2520072955, 4032116728, 5040145910, 10080291820, 20160583640]

約数ペア:

[(1, 20160583640), (2, 10080291820), (4, 5040145910), (5, 4032116728), (8, 2520072955), (10, 2016058364), (20, 1008029182), (40, 504014591), (181, 111384440), (362, 55692220), (724, 27846110), (829, 24319160), (905, 22276888), (1448, 13923055), (1658, 12159580), (1810, 11138444), (3316, 6079790), (3359, 6001960), (3620, 5569222), (4145, 4863832), (6632, 3039895), (6718, 3000980), (7240, 2784611), (8290, 2431916), (13436, 1500490), (16580, 1215958), (16795, 1200392), (26872, 750245), (33160, 607979), (33590, 600196), (67180, 300098), (134360, 150049)]