20073480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1039}}^1$

素因数の和:1083

約数の個数: 128

約数和(自身を含む): 71884800

約数和(自身を除く): 51811320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 23, 24, 28, 30, 35, 40, 42, 46, 56, 60, 69, 70, 84, 92, 105, 115, 120, 138, 140, 161, 168, 184, 210, 230, 276, 280, 322, 345, 420, 460, 483, 552, 644, 690, 805, 840, 920, 966, 1039, 1288, 1380, 1610, 1932, 2078, 2415, 2760, 3117, 3220, 3864, 4156, 4830, 5195, 6234, 6440, 7273, 8312, 9660, 10390, 12468, 14546, 15585, 19320, 20780, 21819, 23897, 24936, 29092, 31170, 36365, 41560, 43638, 47794, 58184, 62340, 71691, 72730, 87276, 95588, 109095, 119485, 124680, 143382, 145460, 167279, 174552, 191176, 218190, 238970, 286764, 290920, 334558, 358455, 436380, 477940, 501837, 573528, 669116, 716910, 836395, 872760, 955880, 1003674, 1338232, 1433820, 1672790, 2007348, 2509185, 2867640, 3345580, 4014696, 5018370, 6691160, 10036740, 20073480]

約数ペア:

[(1, 20073480), (2, 10036740), (3, 6691160), (4, 5018370), (5, 4014696), (6, 3345580), (7, 2867640), (8, 2509185), (10, 2007348), (12, 1672790), (14, 1433820), (15, 1338232), (20, 1003674), (21, 955880), (23, 872760), (24, 836395), (28, 716910), (30, 669116), (35, 573528), (40, 501837), (42, 477940), (46, 436380), (56, 358455), (60, 334558), (69, 290920), (70, 286764), (84, 238970), (92, 218190), (105, 191176), (115, 174552), (120, 167279), (138, 145460), (140, 143382), (161, 124680), (168, 119485), (184, 109095), (210, 95588), (230, 87276), (276, 72730), (280, 71691), (322, 62340), (345, 58184), (420, 47794), (460, 43638), (483, 41560), (552, 36365), (644, 31170), (690, 29092), (805, 24936), (840, 23897), (920, 21819), (966, 20780), (1039, 19320), (1288, 15585), (1380, 14546), (1610, 12468), (1932, 10390), (2078, 9660), (2415, 8312), (2760, 7273), (3117, 6440), (3220, 6234), (3864, 5195), (4156, 4830)]