20410320

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{12149}}^1$

素因数の和:12172

約数の個数: 80

約数和(自身を含む): 72316800

約数和(自身を除く): 51906480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 12149, 24298, 36447, 48596, 60745, 72894, 85043, 97192, 121490, 145788, 170086, 182235, 194384, 242980, 255129, 291576, 340172, 364470, 425215, 485960, 510258, 583152, 680344, 728940, 850430, 971920, 1020516, 1275645, 1360688, 1457880, 1700860, 2041032, 2551290, 2915760, 3401720, 4082064, 5102580, 6803440, 10205160, 20410320]

約数ペア:

[(1, 20410320), (2, 10205160), (3, 6803440), (4, 5102580), (5, 4082064), (6, 3401720), (7, 2915760), (8, 2551290), (10, 2041032), (12, 1700860), (14, 1457880), (15, 1360688), (16, 1275645), (20, 1020516), (21, 971920), (24, 850430), (28, 728940), (30, 680344), (35, 583152), (40, 510258), (42, 485960), (48, 425215), (56, 364470), (60, 340172), (70, 291576), (80, 255129), (84, 242980), (105, 194384), (112, 182235), (120, 170086), (140, 145788), (168, 121490), (210, 97192), (240, 85043), (280, 72894), (336, 60745), (420, 48596), (560, 36447), (840, 24298), (1680, 12149)]