28501140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1087}}^1$

素因数の和:1141

約数の個数: 96

約数和(自身を含む): 87736320

約数和(自身を除く): 59235180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 23, 30, 38, 46, 57, 60, 69, 76, 92, 95, 114, 115, 138, 190, 228, 230, 276, 285, 345, 380, 437, 460, 570, 690, 874, 1087, 1140, 1311, 1380, 1748, 2174, 2185, 2622, 3261, 4348, 4370, 5244, 5435, 6522, 6555, 8740, 10870, 13044, 13110, 16305, 20653, 21740, 25001, 26220, 32610, 41306, 50002, 61959, 65220, 75003, 82612, 100004, 103265, 123918, 125005, 150006, 206530, 247836, 250010, 300012, 309795, 375015, 413060, 475019, 500020, 619590, 750030, 950038, 1239180, 1425057, 1500060, 1900076, 2375095, 2850114, 4750190, 5700228, 7125285, 9500380, 14250570, 28501140]

約数ペア:

[(1, 28501140), (2, 14250570), (3, 9500380), (4, 7125285), (5, 5700228), (6, 4750190), (10, 2850114), (12, 2375095), (15, 1900076), (19, 1500060), (20, 1425057), (23, 1239180), (30, 950038), (38, 750030), (46, 619590), (57, 500020), (60, 475019), (69, 413060), (76, 375015), (92, 309795), (95, 300012), (114, 250010), (115, 247836), (138, 206530), (190, 150006), (228, 125005), (230, 123918), (276, 103265), (285, 100004), (345, 82612), (380, 75003), (437, 65220), (460, 61959), (570, 50002), (690, 41306), (874, 32610), (1087, 26220), (1140, 25001), (1311, 21740), (1380, 20653), (1748, 16305), (2174, 13110), (2185, 13044), (2622, 10870), (3261, 8740), (4348, 6555), (4370, 6522), (5244, 5435)]