518213920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20117}}^1$

素因数の和:20162

約数の個数: 96

約数和(自身を含む): 1460083968

約数和(自身を除く): 941870048

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 12880, 20117, 25760, 40234, 80468, 100585, 140819, 160936, 201170, 281638, 321872, 402340, 462691, 563276, 643744, 704095, 804680, 925382, 1126552, 1408190, 1609360, 1850764, 2253104, 2313455, 2816380, 3218720, 3238837, 3701528, 4506208, 4626910, 5632760, 6477674, 7403056, 9253820, 11265520, 12955348, 14806112, 16194185, 18507640, 22531040, 25910696, 32388370, 37015280, 51821392, 64776740, 74030560, 103642784, 129553480, 259106960, 518213920]

約数ペア:

[(1, 518213920), (2, 259106960), (4, 129553480), (5, 103642784), (7, 74030560), (8, 64776740), (10, 51821392), (14, 37015280), (16, 32388370), (20, 25910696), (23, 22531040), (28, 18507640), (32, 16194185), (35, 14806112), (40, 12955348), (46, 11265520), (56, 9253820), (70, 7403056), (80, 6477674), (92, 5632760), (112, 4626910), (115, 4506208), (140, 3701528), (160, 3238837), (161, 3218720), (184, 2816380), (224, 2313455), (230, 2253104), (280, 1850764), (322, 1609360), (368, 1408190), (460, 1126552), (560, 925382), (644, 804680), (736, 704095), (805, 643744), (920, 563276), (1120, 462691), (1288, 402340), (1610, 321872), (1840, 281638), (2576, 201170), (3220, 160936), (3680, 140819), (5152, 100585), (6440, 80468), (12880, 40234), (20117, 25760)]