1900173520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4759}}^1$

素因数の和:4833

約数の個数: 160

約数和(自身を含む): 5439651840

約数和(自身を除く): 3539478320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 31, 35, 40, 46, 56, 62, 70, 80, 92, 112, 115, 124, 140, 155, 161, 184, 217, 230, 248, 280, 310, 322, 368, 434, 460, 496, 560, 620, 644, 713, 805, 868, 920, 1085, 1240, 1288, 1426, 1610, 1736, 1840, 2170, 2480, 2576, 2852, 3220, 3472, 3565, 4340, 4759, 4991, 5704, 6440, 7130, 8680, 9518, 9982, 11408, 12880, 14260, 17360, 19036, 19964, 23795, 24955, 28520, 33313, 38072, 39928, 47590, 49910, 57040, 66626, 76144, 79856, 95180, 99820, 109457, 133252, 147529, 166565, 190360, 199640, 218914, 266504, 295058, 333130, 380720, 399280, 437828, 533008, 547285, 590116, 666260, 737645, 766199, 875656, 1032703, 1094570, 1180232, 1332520, 1475290, 1532398, 1751312, 2065406, 2189140, 2360464, 2665040, 2950580, 3064796, 3393167, 3830995, 4130812, 4378280, 5163515, 5901160, 6129592, 6786334, 7661990, 8261624, 8756560, 10327030, 11802320, 12259184, 13572668, 15323980, 16523248, 16965835, 20654060, 23752169, 27145336, 30647960, 33931670, 41308120, 47504338, 54290672, 61295920, 67863340, 82616240, 95008676, 118760845, 135726680, 190017352, 237521690, 271453360, 380034704, 475043380, 950086760, 1900173520]

約数ペア:

[(1, 1900173520), (2, 950086760), (4, 475043380), (5, 380034704), (7, 271453360), (8, 237521690), (10, 190017352), (14, 135726680), (16, 118760845), (20, 95008676), (23, 82616240), (28, 67863340), (31, 61295920), (35, 54290672), (40, 47504338), (46, 41308120), (56, 33931670), (62, 30647960), (70, 27145336), (80, 23752169), (92, 20654060), (112, 16965835), (115, 16523248), (124, 15323980), (140, 13572668), (155, 12259184), (161, 11802320), (184, 10327030), (217, 8756560), (230, 8261624), (248, 7661990), (280, 6786334), (310, 6129592), (322, 5901160), (368, 5163515), (434, 4378280), (460, 4130812), (496, 3830995), (560, 3393167), (620, 3064796), (644, 2950580), (713, 2665040), (805, 2360464), (868, 2189140), (920, 2065406), (1085, 1751312), (1240, 1532398), (1288, 1475290), (1426, 1332520), (1610, 1180232), (1736, 1094570), (1840, 1032703), (2170, 875656), (2480, 766199), (2576, 737645), (2852, 666260), (3220, 590116), (3472, 547285), (3565, 533008), (4340, 437828), (4759, 399280), (4991, 380720), (5704, 333130), (6440, 295058), (7130, 266504), (8680, 218914), (9518, 199640), (9982, 190360), (11408, 166565), (12880, 147529), (14260, 133252), (17360, 109457), (19036, 99820), (19964, 95180), (23795, 79856), (24955, 76144), (28520, 66626), (33313, 57040), (38072, 49910), (39928, 47590)]