18495680

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{359}}^1$

素因数の和:406

約数の個数: 112

約数和(自身を含む): 52669440

約数和(自身を除く): 34173760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 320, 322, 359, 368, 448, 460, 560, 644, 718, 736, 805, 920, 1120, 1288, 1436, 1472, 1610, 1795, 1840, 2240, 2513, 2576, 2872, 3220, 3590, 3680, 5026, 5152, 5744, 6440, 7180, 7360, 8257, 10052, 10304, 11488, 12565, 12880, 14360, 16514, 20104, 22976, 25130, 25760, 28720, 33028, 40208, 41285, 50260, 51520, 57440, 57799, 66056, 80416, 82570, 100520, 114880, 115598, 132112, 160832, 165140, 201040, 231196, 264224, 288995, 330280, 402080, 462392, 528448, 577990, 660560, 804160, 924784, 1155980, 1321120, 1849568, 2311960, 2642240, 3699136, 4623920, 9247840, 18495680]

約数ペア:

[(1, 18495680), (2, 9247840), (4, 4623920), (5, 3699136), (7, 2642240), (8, 2311960), (10, 1849568), (14, 1321120), (16, 1155980), (20, 924784), (23, 804160), (28, 660560), (32, 577990), (35, 528448), (40, 462392), (46, 402080), (56, 330280), (64, 288995), (70, 264224), (80, 231196), (92, 201040), (112, 165140), (115, 160832), (140, 132112), (160, 115598), (161, 114880), (184, 100520), (224, 82570), (230, 80416), (280, 66056), (320, 57799), (322, 57440), (359, 51520), (368, 50260), (448, 41285), (460, 40208), (560, 33028), (644, 28720), (718, 25760), (736, 25130), (805, 22976), (920, 20104), (1120, 16514), (1288, 14360), (1436, 12880), (1472, 12565), (1610, 11488), (1795, 10304), (1840, 10052), (2240, 8257), (2513, 7360), (2576, 7180), (2872, 6440), (3220, 5744), (3590, 5152), (3680, 5026)]