2018287180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{15619}}^1$

素因数の和:15719

約数の個数: 96

約数和(自身を含む): 5290306560

約数和(自身を除く): 3272019380

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 71, 91, 130, 140, 142, 182, 260, 284, 355, 364, 455, 497, 710, 910, 923, 994, 1420, 1820, 1846, 1988, 2485, 3692, 4615, 4970, 6461, 9230, 9940, 12922, 15619, 18460, 25844, 31238, 32305, 62476, 64610, 78095, 109333, 129220, 156190, 203047, 218666, 312380, 406094, 437332, 546665, 812188, 1015235, 1093330, 1108949, 1421329, 2030470, 2186660, 2217898, 2842658, 4060940, 4435796, 5544745, 5685316, 7106645, 7762643, 11089490, 14213290, 14416337, 15525286, 22178980, 28426580, 28832674, 31050572, 38813215, 57665348, 72081685, 77626430, 100914359, 144163370, 155252860, 201828718, 288326740, 403657436, 504571795, 1009143590, 2018287180]

約数ペア:

[(1, 2018287180), (2, 1009143590), (4, 504571795), (5, 403657436), (7, 288326740), (10, 201828718), (13, 155252860), (14, 144163370), (20, 100914359), (26, 77626430), (28, 72081685), (35, 57665348), (52, 38813215), (65, 31050572), (70, 28832674), (71, 28426580), (91, 22178980), (130, 15525286), (140, 14416337), (142, 14213290), (182, 11089490), (260, 7762643), (284, 7106645), (355, 5685316), (364, 5544745), (455, 4435796), (497, 4060940), (710, 2842658), (910, 2217898), (923, 2186660), (994, 2030470), (1420, 1421329), (1820, 1108949), (1846, 1093330), (1988, 1015235), (2485, 812188), (3692, 546665), (4615, 437332), (4970, 406094), (6461, 312380), (9230, 218666), (9940, 203047), (12922, 156190), (15619, 129220), (18460, 109333), (25844, 78095), (31238, 64610), (32305, 62476)]