520011864

素因数分解:

$2^3\times 3^2\times {\mathrm{1999}}^1\times {\mathrm{3613}}^1$

素因数の和:5624

約数の個数: 48

約数和(自身を含む): 1409460000

約数和(自身を除く): 889448136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1999, 3613, 3998, 5997, 7226, 7996, 10839, 11994, 14452, 15992, 17991, 21678, 23988, 28904, 32517, 35982, 43356, 47976, 65034, 71964, 86712, 130068, 143928, 260136, 7222387, 14444774, 21667161, 28889548, 43334322, 57779096, 65001483, 86668644, 130002966, 173337288, 260005932, 520011864]

約数ペア:

[(1, 520011864), (2, 260005932), (3, 173337288), (4, 130002966), (6, 86668644), (8, 65001483), (9, 57779096), (12, 43334322), (18, 28889548), (24, 21667161), (36, 14444774), (72, 7222387), (1999, 260136), (3613, 143928), (3998, 130068), (5997, 86712), (7226, 71964), (7996, 65034), (10839, 47976), (11994, 43356), (14452, 35982), (15992, 32517), (17991, 28904), (21678, 23988)]