12215300

素因数分解:

$2^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{113}}^1$

素因数の和:197

約数の個数: 72

約数和(自身を含む): 28498176

約数和(自身を除く): 16282876

約数列:

[1, 2, 4, 5, 10, 20, 23, 25, 46, 47, 50, 92, 94, 100, 113, 115, 188, 226, 230, 235, 452, 460, 470, 565, 575, 940, 1081, 1130, 1150, 1175, 2162, 2260, 2300, 2350, 2599, 2825, 4324, 4700, 5198, 5311, 5405, 5650, 10396, 10622, 10810, 11300, 12995, 21244, 21620, 25990, 26555, 27025, 51980, 53110, 54050, 64975, 106220, 108100, 122153, 129950, 132775, 244306, 259900, 265550, 488612, 531100, 610765, 1221530, 2443060, 3053825, 6107650, 12215300]

約数ペア:

[(1, 12215300), (2, 6107650), (4, 3053825), (5, 2443060), (10, 1221530), (20, 610765), (23, 531100), (25, 488612), (46, 265550), (47, 259900), (50, 244306), (92, 132775), (94, 129950), (100, 122153), (113, 108100), (115, 106220), (188, 64975), (226, 54050), (230, 53110), (235, 51980), (452, 27025), (460, 26555), (470, 25990), (565, 21620), (575, 21244), (940, 12995), (1081, 11300), (1130, 10810), (1150, 10622), (1175, 10396), (2162, 5650), (2260, 5405), (2300, 5311), (2350, 5198), (2599, 4700), (2825, 4324)]