20173284900

素因数分解:

$2^2\times 3^4\times 5^2\times {\mathrm{2490529}}^1$

素因数の和:2490555

約数の個数: 90

約数和(自身を含む): 65393846210

約数和(自身を除く): 45220561310

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 81, 90, 100, 108, 135, 150, 162, 180, 225, 270, 300, 324, 405, 450, 540, 675, 810, 900, 1350, 1620, 2025, 2700, 4050, 8100, 2490529, 4981058, 7471587, 9962116, 12452645, 14943174, 22414761, 24905290, 29886348, 37357935, 44829522, 49810580, 62263225, 67244283, 74715870, 89659044, 112073805, 124526450, 134488566, 149431740, 186789675, 201732849, 224147610, 249052900, 268977132, 336221415, 373579350, 403465698, 448295220, 560369025, 672442830, 747158700, 806931396, 1008664245, 1120738050, 1344885660, 1681107075, 2017328490, 2241476100, 3362214150, 4034656980, 5043321225, 6724428300, 10086642450, 20173284900]

約数ペア:

[(1, 20173284900), (2, 10086642450), (3, 6724428300), (4, 5043321225), (5, 4034656980), (6, 3362214150), (9, 2241476100), (10, 2017328490), (12, 1681107075), (15, 1344885660), (18, 1120738050), (20, 1008664245), (25, 806931396), (27, 747158700), (30, 672442830), (36, 560369025), (45, 448295220), (50, 403465698), (54, 373579350), (60, 336221415), (75, 268977132), (81, 249052900), (90, 224147610), (100, 201732849), (108, 186789675), (135, 149431740), (150, 134488566), (162, 124526450), (180, 112073805), (225, 89659044), (270, 74715870), (300, 67244283), (324, 62263225), (405, 49810580), (450, 44829522), (540, 37357935), (675, 29886348), (810, 24905290), (900, 22414761), (1350, 14943174), (1620, 12452645), (2025, 9962116), (2700, 7471587), (4050, 4981058), (8100, 2490529)]