20134176880

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{68633}}^1$

素因数の和:68858

約数の個数: 80

約数和(自身を含む): 49531785120

約数和(自身を除く): 29397608240

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 193, 304, 380, 386, 760, 772, 965, 1520, 1544, 1930, 3088, 3667, 3860, 7334, 7720, 14668, 15440, 18335, 29336, 36670, 58672, 68633, 73340, 137266, 146680, 274532, 293360, 343165, 549064, 686330, 1098128, 1304027, 1372660, 2608054, 2745320, 5216108, 5490640, 6520135, 10432216, 13040270, 13246169, 20864432, 26080540, 26492338, 52161080, 52984676, 66230845, 104322160, 105969352, 132461690, 211938704, 251677211, 264923380, 503354422, 529846760, 1006708844, 1059693520, 1258386055, 2013417688, 2516772110, 4026835376, 5033544220, 10067088440, 20134176880]

約数ペア:

[(1, 20134176880), (2, 10067088440), (4, 5033544220), (5, 4026835376), (8, 2516772110), (10, 2013417688), (16, 1258386055), (19, 1059693520), (20, 1006708844), (38, 529846760), (40, 503354422), (76, 264923380), (80, 251677211), (95, 211938704), (152, 132461690), (190, 105969352), (193, 104322160), (304, 66230845), (380, 52984676), (386, 52161080), (760, 26492338), (772, 26080540), (965, 20864432), (1520, 13246169), (1544, 13040270), (1930, 10432216), (3088, 6520135), (3667, 5490640), (3860, 5216108), (7334, 2745320), (7720, 2608054), (14668, 1372660), (15440, 1304027), (18335, 1098128), (29336, 686330), (36670, 549064), (58672, 343165), (68633, 293360), (73340, 274532), (137266, 146680)]