20436000

素因数分解:

$2^5\times 3^1\times 5^3\times {\mathrm{13}}^1\times {\mathrm{131}}^1$

素因数の和:172

約数の個数: 192

約数和(自身を含む): 72648576

約数和(自身を除く): 52212576

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 125, 130, 131, 150, 156, 160, 195, 200, 208, 240, 250, 260, 262, 300, 312, 325, 375, 390, 393, 400, 416, 480, 500, 520, 524, 600, 624, 650, 655, 750, 780, 786, 800, 975, 1000, 1040, 1048, 1200, 1248, 1300, 1310, 1500, 1560, 1572, 1625, 1703, 1950, 1965, 2000, 2080, 2096, 2400, 2600, 2620, 3000, 3120, 3144, 3250, 3275, 3406, 3900, 3930, 4000, 4192, 4875, 5109, 5200, 5240, 6000, 6240, 6288, 6500, 6550, 6812, 7800, 7860, 8515, 9750, 9825, 10218, 10400, 10480, 12000, 12576, 13000, 13100, 13624, 15600, 15720, 16375, 17030, 19500, 19650, 20436, 20960, 25545, 26000, 26200, 27248, 31200, 31440, 32750, 34060, 39000, 39300, 40872, 42575, 49125, 51090, 52000, 52400, 54496, 62880, 65500, 68120, 78000, 78600, 81744, 85150, 98250, 102180, 104800, 127725, 131000, 136240, 156000, 157200, 163488, 170300, 196500, 204360, 212875, 255450, 262000, 272480, 314400, 340600, 393000, 408720, 425750, 510900, 524000, 638625, 681200, 786000, 817440, 851500, 1021800, 1277250, 1362400, 1572000, 1703000, 2043600, 2554500, 3406000, 4087200, 5109000, 6812000, 10218000, 20436000]

約数ペア:

[(1, 20436000), (2, 10218000), (3, 6812000), (4, 5109000), (5, 4087200), (6, 3406000), (8, 2554500), (10, 2043600), (12, 1703000), (13, 1572000), (15, 1362400), (16, 1277250), (20, 1021800), (24, 851500), (25, 817440), (26, 786000), (30, 681200), (32, 638625), (39, 524000), (40, 510900), (48, 425750), (50, 408720), (52, 393000), (60, 340600), (65, 314400), (75, 272480), (78, 262000), (80, 255450), (96, 212875), (100, 204360), (104, 196500), (120, 170300), (125, 163488), (130, 157200), (131, 156000), (150, 136240), (156, 131000), (160, 127725), (195, 104800), (200, 102180), (208, 98250), (240, 85150), (250, 81744), (260, 78600), (262, 78000), (300, 68120), (312, 65500), (325, 62880), (375, 54496), (390, 52400), (393, 52000), (400, 51090), (416, 49125), (480, 42575), (500, 40872), (520, 39300), (524, 39000), (600, 34060), (624, 32750), (650, 31440), (655, 31200), (750, 27248), (780, 26200), (786, 26000), (800, 25545), (975, 20960), (1000, 20436), (1040, 19650), (1048, 19500), (1200, 17030), (1248, 16375), (1300, 15720), (1310, 15600), (1500, 13624), (1560, 13100), (1572, 13000), (1625, 12576), (1703, 12000), (1950, 10480), (1965, 10400), (2000, 10218), (2080, 9825), (2096, 9750), (2400, 8515), (2600, 7860), (2620, 7800), (3000, 6812), (3120, 6550), (3144, 6500), (3250, 6288), (3275, 6240), (3406, 6000), (3900, 5240), (3930, 5200), (4000, 5109), (4192, 4875)]