19486880

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 96

約数和(自身を含む): 53415936

約数和(自身を除く): 33929056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 127, 137, 140, 160, 224, 254, 274, 280, 508, 548, 560, 635, 685, 889, 959, 1016, 1096, 1120, 1270, 1370, 1778, 1918, 2032, 2192, 2540, 2740, 3556, 3836, 4064, 4384, 4445, 4795, 5080, 5480, 7112, 7672, 8890, 9590, 10160, 10960, 14224, 15344, 17399, 17780, 19180, 20320, 21920, 28448, 30688, 34798, 35560, 38360, 69596, 71120, 76720, 86995, 121793, 139192, 142240, 153440, 173990, 243586, 278384, 347980, 487172, 556768, 608965, 695960, 974344, 1217930, 1391920, 1948688, 2435860, 2783840, 3897376, 4871720, 9743440, 19486880]

約数ペア:

[(1, 19486880), (2, 9743440), (4, 4871720), (5, 3897376), (7, 2783840), (8, 2435860), (10, 1948688), (14, 1391920), (16, 1217930), (20, 974344), (28, 695960), (32, 608965), (35, 556768), (40, 487172), (56, 347980), (70, 278384), (80, 243586), (112, 173990), (127, 153440), (137, 142240), (140, 139192), (160, 121793), (224, 86995), (254, 76720), (274, 71120), (280, 69596), (508, 38360), (548, 35560), (560, 34798), (635, 30688), (685, 28448), (889, 21920), (959, 20320), (1016, 19180), (1096, 17780), (1120, 17399), (1270, 15344), (1370, 14224), (1778, 10960), (1918, 10160), (2032, 9590), (2192, 8890), (2540, 7672), (2740, 7112), (3556, 5480), (3836, 5080), (4064, 4795), (4384, 4445)]