19371520

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:100

約数の個数: 160

約数和(自身を含む): 56567808

約数和(自身を除く): 37196288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 47, 56, 64, 70, 80, 92, 94, 112, 115, 128, 140, 160, 161, 184, 188, 224, 230, 235, 256, 280, 320, 322, 329, 368, 376, 448, 460, 470, 512, 560, 640, 644, 658, 736, 752, 805, 896, 920, 940, 1081, 1120, 1280, 1288, 1316, 1472, 1504, 1610, 1645, 1792, 1840, 1880, 2162, 2240, 2560, 2576, 2632, 2944, 3008, 3220, 3290, 3584, 3680, 3760, 4324, 4480, 5152, 5264, 5405, 5888, 6016, 6440, 6580, 7360, 7520, 7567, 8648, 8960, 10304, 10528, 10810, 11776, 12032, 12880, 13160, 14720, 15040, 15134, 17296, 17920, 20608, 21056, 21620, 24064, 25760, 26320, 29440, 30080, 30268, 34592, 37835, 41216, 42112, 43240, 51520, 52640, 58880, 60160, 60536, 69184, 75670, 82432, 84224, 86480, 103040, 105280, 120320, 121072, 138368, 151340, 168448, 172960, 206080, 210560, 242144, 276736, 302680, 345920, 412160, 421120, 484288, 553472, 605360, 691840, 842240, 968576, 1210720, 1383680, 1937152, 2421440, 2767360, 3874304, 4842880, 9685760, 19371520]

約数ペア:

[(1, 19371520), (2, 9685760), (4, 4842880), (5, 3874304), (7, 2767360), (8, 2421440), (10, 1937152), (14, 1383680), (16, 1210720), (20, 968576), (23, 842240), (28, 691840), (32, 605360), (35, 553472), (40, 484288), (46, 421120), (47, 412160), (56, 345920), (64, 302680), (70, 276736), (80, 242144), (92, 210560), (94, 206080), (112, 172960), (115, 168448), (128, 151340), (140, 138368), (160, 121072), (161, 120320), (184, 105280), (188, 103040), (224, 86480), (230, 84224), (235, 82432), (256, 75670), (280, 69184), (320, 60536), (322, 60160), (329, 58880), (368, 52640), (376, 51520), (448, 43240), (460, 42112), (470, 41216), (512, 37835), (560, 34592), (640, 30268), (644, 30080), (658, 29440), (736, 26320), (752, 25760), (805, 24064), (896, 21620), (920, 21056), (940, 20608), (1081, 17920), (1120, 17296), (1280, 15134), (1288, 15040), (1316, 14720), (1472, 13160), (1504, 12880), (1610, 12032), (1645, 11776), (1792, 10810), (1840, 10528), (1880, 10304), (2162, 8960), (2240, 8648), (2560, 7567), (2576, 7520), (2632, 7360), (2944, 6580), (3008, 6440), (3220, 6016), (3290, 5888), (3584, 5405), (3680, 5264), (3760, 5152), (4324, 4480)]