20382600

素因数分解:

$2^3\times 3^1\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 75709440

約数和(自身を除く): 55326840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 25, 28, 30, 35, 40, 42, 46, 50, 56, 60, 69, 70, 75, 84, 92, 100, 105, 115, 120, 138, 140, 150, 161, 168, 175, 184, 200, 210, 211, 230, 276, 280, 300, 322, 345, 350, 420, 422, 460, 483, 525, 552, 575, 600, 633, 644, 690, 700, 805, 840, 844, 920, 966, 1050, 1055, 1150, 1266, 1288, 1380, 1400, 1477, 1610, 1688, 1725, 1932, 2100, 2110, 2300, 2415, 2532, 2760, 2954, 3165, 3220, 3450, 3864, 4025, 4200, 4220, 4431, 4600, 4830, 4853, 5064, 5275, 5908, 6330, 6440, 6900, 7385, 8050, 8440, 8862, 9660, 9706, 10550, 11816, 12075, 12660, 13800, 14559, 14770, 15825, 16100, 17724, 19320, 19412, 21100, 22155, 24150, 24265, 25320, 29118, 29540, 31650, 32200, 33971, 35448, 36925, 38824, 42200, 44310, 48300, 48530, 58236, 59080, 63300, 67942, 72795, 73850, 88620, 96600, 97060, 101913, 110775, 116472, 121325, 126600, 135884, 145590, 147700, 169855, 177240, 194120, 203826, 221550, 242650, 271768, 291180, 295400, 339710, 363975, 407652, 443100, 485300, 509565, 582360, 679420, 727950, 815304, 849275, 886200, 970600, 1019130, 1358840, 1455900, 1698550, 2038260, 2547825, 2911800, 3397100, 4076520, 5095650, 6794200, 10191300, 20382600]

約数ペア:

[(1, 20382600), (2, 10191300), (3, 6794200), (4, 5095650), (5, 4076520), (6, 3397100), (7, 2911800), (8, 2547825), (10, 2038260), (12, 1698550), (14, 1455900), (15, 1358840), (20, 1019130), (21, 970600), (23, 886200), (24, 849275), (25, 815304), (28, 727950), (30, 679420), (35, 582360), (40, 509565), (42, 485300), (46, 443100), (50, 407652), (56, 363975), (60, 339710), (69, 295400), (70, 291180), (75, 271768), (84, 242650), (92, 221550), (100, 203826), (105, 194120), (115, 177240), (120, 169855), (138, 147700), (140, 145590), (150, 135884), (161, 126600), (168, 121325), (175, 116472), (184, 110775), (200, 101913), (210, 97060), (211, 96600), (230, 88620), (276, 73850), (280, 72795), (300, 67942), (322, 63300), (345, 59080), (350, 58236), (420, 48530), (422, 48300), (460, 44310), (483, 42200), (525, 38824), (552, 36925), (575, 35448), (600, 33971), (633, 32200), (644, 31650), (690, 29540), (700, 29118), (805, 25320), (840, 24265), (844, 24150), (920, 22155), (966, 21100), (1050, 19412), (1055, 19320), (1150, 17724), (1266, 16100), (1288, 15825), (1380, 14770), (1400, 14559), (1477, 13800), (1610, 12660), (1688, 12075), (1725, 11816), (1932, 10550), (2100, 9706), (2110, 9660), (2300, 8862), (2415, 8440), (2532, 8050), (2760, 7385), (2954, 6900), (3165, 6440), (3220, 6330), (3450, 5908), (3864, 5275), (4025, 5064), (4200, 4853), (4220, 4830), (4431, 4600)]