11847760

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1$

素因数の和:220

約数の個数: 80

約数和(自身を含む): 29569536

約数和(自身を除く): 17721776

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 47, 80, 92, 94, 115, 137, 184, 188, 230, 235, 274, 368, 376, 460, 470, 548, 685, 752, 920, 940, 1081, 1096, 1370, 1840, 1880, 2162, 2192, 2740, 3151, 3760, 4324, 5405, 5480, 6302, 6439, 8648, 10810, 10960, 12604, 12878, 15755, 17296, 21620, 25208, 25756, 31510, 32195, 43240, 50416, 51512, 63020, 64390, 86480, 103024, 126040, 128780, 148097, 252080, 257560, 296194, 515120, 592388, 740485, 1184776, 1480970, 2369552, 2961940, 5923880, 11847760]

約数ペア:

[(1, 11847760), (2, 5923880), (4, 2961940), (5, 2369552), (8, 1480970), (10, 1184776), (16, 740485), (20, 592388), (23, 515120), (40, 296194), (46, 257560), (47, 252080), (80, 148097), (92, 128780), (94, 126040), (115, 103024), (137, 86480), (184, 64390), (188, 63020), (230, 51512), (235, 50416), (274, 43240), (368, 32195), (376, 31510), (460, 25756), (470, 25208), (548, 21620), (685, 17296), (752, 15755), (920, 12878), (940, 12604), (1081, 10960), (1096, 10810), (1370, 8648), (1840, 6439), (1880, 6302), (2162, 5480), (2192, 5405), (2740, 4324), (3151, 3760)]