20790787620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{523}}^1\times {\mathrm{34871}}^1$

素因数の和:35425

約数の個数: 96

約数和(自身を含む): 61397038080

約数和(自身を除く): 40606250460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 57, 60, 76, 95, 114, 190, 228, 285, 380, 523, 570, 1046, 1140, 1569, 2092, 2615, 3138, 5230, 6276, 7845, 9937, 10460, 15690, 19874, 29811, 31380, 34871, 39748, 49685, 59622, 69742, 99370, 104613, 119244, 139484, 149055, 174355, 198740, 209226, 298110, 348710, 418452, 523065, 596220, 662549, 697420, 1046130, 1325098, 1987647, 2092260, 2650196, 3312745, 3975294, 6625490, 7950588, 9938235, 13250980, 18237533, 19876470, 36475066, 39752940, 54712599, 72950132, 91187665, 109425198, 182375330, 218850396, 273562995, 346513127, 364750660, 547125990, 693026254, 1039539381, 1094251980, 1386052508, 1732565635, 2079078762, 3465131270, 4158157524, 5197696905, 6930262540, 10395393810, 20790787620]

約数ペア:

[(1, 20790787620), (2, 10395393810), (3, 6930262540), (4, 5197696905), (5, 4158157524), (6, 3465131270), (10, 2079078762), (12, 1732565635), (15, 1386052508), (19, 1094251980), (20, 1039539381), (30, 693026254), (38, 547125990), (57, 364750660), (60, 346513127), (76, 273562995), (95, 218850396), (114, 182375330), (190, 109425198), (228, 91187665), (285, 72950132), (380, 54712599), (523, 39752940), (570, 36475066), (1046, 19876470), (1140, 18237533), (1569, 13250980), (2092, 9938235), (2615, 7950588), (3138, 6625490), (5230, 3975294), (6276, 3312745), (7845, 2650196), (9937, 2092260), (10460, 1987647), (15690, 1325098), (19874, 1046130), (29811, 697420), (31380, 662549), (34871, 596220), (39748, 523065), (49685, 418452), (59622, 348710), (69742, 298110), (99370, 209226), (104613, 198740), (119244, 174355), (139484, 149055)]