39312520

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:239

約数の個数: 128

約数和(自身を含む): 105235200

約数和(自身を除く): 65922680

約数列:

[1, 2, 4, 5, 8, 10, 13, 19, 20, 23, 26, 38, 40, 46, 52, 65, 76, 92, 95, 104, 115, 130, 152, 173, 184, 190, 230, 247, 260, 299, 346, 380, 437, 460, 494, 520, 598, 692, 760, 865, 874, 920, 988, 1196, 1235, 1384, 1495, 1730, 1748, 1976, 2185, 2249, 2392, 2470, 2990, 3287, 3460, 3496, 3979, 4370, 4498, 4940, 5681, 5980, 6574, 6920, 7958, 8740, 8996, 9880, 11245, 11362, 11960, 13148, 15916, 16435, 17480, 17992, 19895, 22490, 22724, 26296, 28405, 31832, 32870, 39790, 42731, 44980, 45448, 51727, 56810, 65740, 75601, 79580, 85462, 89960, 103454, 113620, 131480, 151202, 159160, 170924, 206908, 213655, 227240, 258635, 302404, 341848, 378005, 413816, 427310, 517270, 604808, 756010, 854620, 982813, 1034540, 1512020, 1709240, 1965626, 2069080, 3024040, 3931252, 4914065, 7862504, 9828130, 19656260, 39312520]

約数ペア:

[(1, 39312520), (2, 19656260), (4, 9828130), (5, 7862504), (8, 4914065), (10, 3931252), (13, 3024040), (19, 2069080), (20, 1965626), (23, 1709240), (26, 1512020), (38, 1034540), (40, 982813), (46, 854620), (52, 756010), (65, 604808), (76, 517270), (92, 427310), (95, 413816), (104, 378005), (115, 341848), (130, 302404), (152, 258635), (173, 227240), (184, 213655), (190, 206908), (230, 170924), (247, 159160), (260, 151202), (299, 131480), (346, 113620), (380, 103454), (437, 89960), (460, 85462), (494, 79580), (520, 75601), (598, 65740), (692, 56810), (760, 51727), (865, 45448), (874, 44980), (920, 42731), (988, 39790), (1196, 32870), (1235, 31832), (1384, 28405), (1495, 26296), (1730, 22724), (1748, 22490), (1976, 19895), (2185, 17992), (2249, 17480), (2392, 16435), (2470, 15916), (2990, 13148), (3287, 11960), (3460, 11362), (3496, 11245), (3979, 9880), (4370, 8996), (4498, 8740), (4940, 7958), (5681, 6920), (5980, 6574)]