20040360

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1$

素因数の和:227

約数の個数: 128

約数和(自身を含む): 64385280

約数和(自身を除く): 44344920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 53, 60, 69, 92, 106, 115, 120, 137, 138, 159, 184, 212, 230, 265, 274, 276, 318, 345, 411, 424, 460, 530, 548, 552, 636, 685, 690, 795, 822, 920, 1060, 1096, 1219, 1272, 1370, 1380, 1590, 1644, 2055, 2120, 2438, 2740, 2760, 3151, 3180, 3288, 3657, 4110, 4876, 5480, 6095, 6302, 6360, 7261, 7314, 8220, 9453, 9752, 12190, 12604, 14522, 14628, 15755, 16440, 18285, 18906, 21783, 24380, 25208, 29044, 29256, 31510, 36305, 36570, 37812, 43566, 47265, 48760, 58088, 63020, 72610, 73140, 75624, 87132, 94530, 108915, 126040, 145220, 146280, 167003, 174264, 189060, 217830, 290440, 334006, 378120, 435660, 501009, 668012, 835015, 871320, 1002018, 1336024, 1670030, 2004036, 2505045, 3340060, 4008072, 5010090, 6680120, 10020180, 20040360]

約数ペア:

[(1, 20040360), (2, 10020180), (3, 6680120), (4, 5010090), (5, 4008072), (6, 3340060), (8, 2505045), (10, 2004036), (12, 1670030), (15, 1336024), (20, 1002018), (23, 871320), (24, 835015), (30, 668012), (40, 501009), (46, 435660), (53, 378120), (60, 334006), (69, 290440), (92, 217830), (106, 189060), (115, 174264), (120, 167003), (137, 146280), (138, 145220), (159, 126040), (184, 108915), (212, 94530), (230, 87132), (265, 75624), (274, 73140), (276, 72610), (318, 63020), (345, 58088), (411, 48760), (424, 47265), (460, 43566), (530, 37812), (548, 36570), (552, 36305), (636, 31510), (685, 29256), (690, 29044), (795, 25208), (822, 24380), (920, 21783), (1060, 18906), (1096, 18285), (1219, 16440), (1272, 15755), (1370, 14628), (1380, 14522), (1590, 12604), (1644, 12190), (2055, 9752), (2120, 9453), (2438, 8220), (2740, 7314), (2760, 7261), (3151, 6360), (3180, 6302), (3288, 6095), (3657, 5480), (4110, 4876)]