40991964

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1$

素因数の和:120

約数の個数: 144

約数和(自身を含む): 116212320

約数和(自身を除く): 75220356

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 41, 51, 52, 58, 68, 78, 82, 87, 102, 116, 123, 156, 164, 169, 174, 204, 221, 246, 338, 348, 377, 442, 492, 493, 507, 533, 663, 676, 697, 754, 884, 986, 1014, 1066, 1131, 1189, 1326, 1394, 1479, 1508, 1599, 1972, 2028, 2091, 2132, 2262, 2378, 2652, 2788, 2873, 2958, 3198, 3567, 4182, 4524, 4756, 4901, 5746, 5916, 6396, 6409, 6929, 7134, 8364, 8619, 9061, 9802, 11492, 12818, 13858, 14268, 14703, 15457, 17238, 18122, 19227, 19604, 20213, 20787, 25636, 27183, 27716, 29406, 30914, 34476, 36244, 38454, 40426, 41574, 46371, 54366, 58812, 60639, 61828, 76908, 80852, 83148, 83317, 92742, 108732, 117793, 121278, 166634, 185484, 200941, 235586, 242556, 249951, 262769, 333268, 353379, 401882, 471172, 499902, 525538, 602823, 706758, 788307, 803764, 999804, 1051076, 1205646, 1413516, 1576614, 2411292, 3153228, 3415997, 6831994, 10247991, 13663988, 20495982, 40991964]

約数ペア:

[(1, 40991964), (2, 20495982), (3, 13663988), (4, 10247991), (6, 6831994), (12, 3415997), (13, 3153228), (17, 2411292), (26, 1576614), (29, 1413516), (34, 1205646), (39, 1051076), (41, 999804), (51, 803764), (52, 788307), (58, 706758), (68, 602823), (78, 525538), (82, 499902), (87, 471172), (102, 401882), (116, 353379), (123, 333268), (156, 262769), (164, 249951), (169, 242556), (174, 235586), (204, 200941), (221, 185484), (246, 166634), (338, 121278), (348, 117793), (377, 108732), (442, 92742), (492, 83317), (493, 83148), (507, 80852), (533, 76908), (663, 61828), (676, 60639), (697, 58812), (754, 54366), (884, 46371), (986, 41574), (1014, 40426), (1066, 38454), (1131, 36244), (1189, 34476), (1326, 30914), (1394, 29406), (1479, 27716), (1508, 27183), (1599, 25636), (1972, 20787), (2028, 20213), (2091, 19604), (2132, 19227), (2262, 18122), (2378, 17238), (2652, 15457), (2788, 14703), (2873, 14268), (2958, 13858), (3198, 12818), (3567, 11492), (4182, 9802), (4524, 9061), (4756, 8619), (4901, 8364), (5746, 7134), (5916, 6929), (6396, 6409)]