2889519920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{9791}}^1$

素因数の和:9859

約数の個数: 160

約数和(自身を含む): 8392605696

約数和(自身を除く): 5503085776

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 31, 34, 35, 40, 56, 62, 68, 70, 80, 85, 112, 119, 124, 136, 140, 155, 170, 217, 238, 248, 272, 280, 310, 340, 434, 476, 496, 527, 560, 595, 620, 680, 868, 952, 1054, 1085, 1190, 1240, 1360, 1736, 1904, 2108, 2170, 2380, 2480, 2635, 3472, 3689, 4216, 4340, 4760, 5270, 7378, 8432, 8680, 9520, 9791, 10540, 14756, 17360, 18445, 19582, 21080, 29512, 36890, 39164, 42160, 48955, 59024, 68537, 73780, 78328, 97910, 137074, 147560, 156656, 166447, 195820, 274148, 295120, 303521, 332894, 342685, 391640, 548296, 607042, 665788, 685370, 783280, 832235, 1096592, 1165129, 1214084, 1331576, 1370740, 1517605, 1664470, 2124647, 2330258, 2428168, 2663152, 2741480, 3035210, 3328940, 4249294, 4660516, 4856336, 5159857, 5482960, 5825645, 6070420, 6657880, 8498588, 9321032, 10319714, 10623235, 11651290, 12140840, 13315760, 16997176, 18642064, 20639428, 21246470, 23302580, 24281680, 25799285, 33994352, 36118999, 41278856, 42492940, 46605160, 51598570, 72237998, 82557712, 84985880, 93210320, 103197140, 144475996, 169971760, 180594995, 206394280, 288951992, 361189990, 412788560, 577903984, 722379980, 1444759960, 2889519920]

約数ペア:

[(1, 2889519920), (2, 1444759960), (4, 722379980), (5, 577903984), (7, 412788560), (8, 361189990), (10, 288951992), (14, 206394280), (16, 180594995), (17, 169971760), (20, 144475996), (28, 103197140), (31, 93210320), (34, 84985880), (35, 82557712), (40, 72237998), (56, 51598570), (62, 46605160), (68, 42492940), (70, 41278856), (80, 36118999), (85, 33994352), (112, 25799285), (119, 24281680), (124, 23302580), (136, 21246470), (140, 20639428), (155, 18642064), (170, 16997176), (217, 13315760), (238, 12140840), (248, 11651290), (272, 10623235), (280, 10319714), (310, 9321032), (340, 8498588), (434, 6657880), (476, 6070420), (496, 5825645), (527, 5482960), (560, 5159857), (595, 4856336), (620, 4660516), (680, 4249294), (868, 3328940), (952, 3035210), (1054, 2741480), (1085, 2663152), (1190, 2428168), (1240, 2330258), (1360, 2124647), (1736, 1664470), (1904, 1517605), (2108, 1370740), (2170, 1331576), (2380, 1214084), (2480, 1165129), (2635, 1096592), (3472, 832235), (3689, 783280), (4216, 685370), (4340, 665788), (4760, 607042), (5270, 548296), (7378, 391640), (8432, 342685), (8680, 332894), (9520, 303521), (9791, 295120), (10540, 274148), (14756, 195820), (17360, 166447), (18445, 156656), (19582, 147560), (21080, 137074), (29512, 97910), (36890, 78328), (39164, 73780), (42160, 68537), (48955, 59024)]