20337660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{16141}}^1$

素因数の和:16163

約数の個数: 72

約数和(自身を含む): 70508256

約数和(自身を除く): 50170596

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 16141, 32282, 48423, 64564, 80705, 96846, 112987, 145269, 161410, 193692, 225974, 242115, 290538, 322820, 338961, 451948, 484230, 564935, 581076, 677922, 726345, 968460, 1016883, 1129870, 1355844, 1452690, 1694805, 2033766, 2259740, 2905380, 3389610, 4067532, 5084415, 6779220, 10168830, 20337660]

約数ペア:

[(1, 20337660), (2, 10168830), (3, 6779220), (4, 5084415), (5, 4067532), (6, 3389610), (7, 2905380), (9, 2259740), (10, 2033766), (12, 1694805), (14, 1452690), (15, 1355844), (18, 1129870), (20, 1016883), (21, 968460), (28, 726345), (30, 677922), (35, 581076), (36, 564935), (42, 484230), (45, 451948), (60, 338961), (63, 322820), (70, 290538), (84, 242115), (90, 225974), (105, 193692), (126, 161410), (140, 145269), (180, 112987), (210, 96846), (252, 80705), (315, 64564), (420, 48423), (630, 32282), (1260, 16141)]