20140752856

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{1721}}^1$

素因数の和:2417

約数の個数: 128

約数和(自身を含む): 48204979200

約数和(自身を除く): 28064226344

約数列:

[1, 2, 4, 7, 8, 14, 17, 19, 28, 34, 38, 56, 68, 76, 119, 133, 136, 152, 238, 266, 323, 476, 532, 646, 647, 952, 1064, 1292, 1294, 1721, 2261, 2584, 2588, 3442, 4522, 4529, 5176, 6884, 9044, 9058, 10999, 12047, 12293, 13768, 18088, 18116, 21998, 24094, 24586, 29257, 32699, 36232, 43996, 48188, 49172, 58514, 65398, 76993, 86051, 87992, 96376, 98344, 117028, 130796, 153986, 172102, 204799, 208981, 228893, 234056, 261592, 307972, 344204, 409598, 417962, 457786, 555883, 615944, 688408, 819196, 835924, 915572, 1111766, 1113487, 1462867, 1638392, 1671848, 1831144, 2223532, 2226974, 2925734, 3891181, 4447064, 4453948, 5851468, 7782362, 7794409, 8907896, 11702936, 15564724, 15588818, 18929279, 21156253, 31129448, 31177636, 37858558, 42312506, 62355272, 75717116, 84625012, 132504953, 148093771, 151434232, 169250024, 265009906, 296187542, 359656301, 530019812, 592375084, 719312602, 1060039624, 1184750168, 1438625204, 2517594107, 2877250408, 5035188214, 10070376428, 20140752856]

約数ペア:

[(1, 20140752856), (2, 10070376428), (4, 5035188214), (7, 2877250408), (8, 2517594107), (14, 1438625204), (17, 1184750168), (19, 1060039624), (28, 719312602), (34, 592375084), (38, 530019812), (56, 359656301), (68, 296187542), (76, 265009906), (119, 169250024), (133, 151434232), (136, 148093771), (152, 132504953), (238, 84625012), (266, 75717116), (323, 62355272), (476, 42312506), (532, 37858558), (646, 31177636), (647, 31129448), (952, 21156253), (1064, 18929279), (1292, 15588818), (1294, 15564724), (1721, 11702936), (2261, 8907896), (2584, 7794409), (2588, 7782362), (3442, 5851468), (4522, 4453948), (4529, 4447064), (5176, 3891181), (6884, 2925734), (9044, 2226974), (9058, 2223532), (10999, 1831144), (12047, 1671848), (12293, 1638392), (13768, 1462867), (18088, 1113487), (18116, 1111766), (21998, 915572), (24094, 835924), (24586, 819196), (29257, 688408), (32699, 615944), (36232, 555883), (43996, 457786), (48188, 417962), (49172, 409598), (58514, 344204), (65398, 307972), (76993, 261592), (86051, 234056), (87992, 228893), (96376, 208981), (98344, 204799), (117028, 172102), (130796, 153986)]