2018704660

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4723}}^1$

素因数の和:4853

約数の個数: 96

約数和(自身を含む): 5028452352

約数和(自身を除く): 3009747692

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 71, 86, 140, 142, 172, 215, 284, 301, 355, 430, 497, 602, 710, 860, 994, 1204, 1420, 1505, 1988, 2485, 3010, 3053, 4723, 4970, 6020, 6106, 9446, 9940, 12212, 15265, 18892, 21371, 23615, 30530, 33061, 42742, 47230, 61060, 66122, 85484, 94460, 106855, 132244, 165305, 203089, 213710, 330610, 335333, 406178, 427420, 661220, 670666, 812356, 1015445, 1341332, 1421623, 1676665, 2030890, 2347331, 2843246, 3353330, 4061780, 4694662, 5686492, 6706660, 7108115, 9389324, 11736655, 14216230, 14419319, 23473310, 28432460, 28838638, 46946620, 57677276, 72096595, 100935233, 144193190, 201870466, 288386380, 403740932, 504676165, 1009352330, 2018704660]

約数ペア:

[(1, 2018704660), (2, 1009352330), (4, 504676165), (5, 403740932), (7, 288386380), (10, 201870466), (14, 144193190), (20, 100935233), (28, 72096595), (35, 57677276), (43, 46946620), (70, 28838638), (71, 28432460), (86, 23473310), (140, 14419319), (142, 14216230), (172, 11736655), (215, 9389324), (284, 7108115), (301, 6706660), (355, 5686492), (430, 4694662), (497, 4061780), (602, 3353330), (710, 2843246), (860, 2347331), (994, 2030890), (1204, 1676665), (1420, 1421623), (1505, 1341332), (1988, 1015445), (2485, 812356), (3010, 670666), (3053, 661220), (4723, 427420), (4970, 406178), (6020, 335333), (6106, 330610), (9446, 213710), (9940, 203089), (12212, 165305), (15265, 132244), (18892, 106855), (21371, 94460), (23615, 85484), (30530, 66122), (33061, 61060), (42742, 47230)]