20203008

素因数分解:

$2^9\times 3^1\times 7^1\times {\mathrm{1879}}^1$

素因数の和:1907

約数の個数: 80

約数和(自身を含む): 61543680

約数和(自身を除く): 41340672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 1879, 2688, 3584, 3758, 5376, 5637, 7516, 10752, 11274, 13153, 15032, 22548, 26306, 30064, 39459, 45096, 52612, 60128, 78918, 90192, 105224, 120256, 157836, 180384, 210448, 240512, 315672, 360768, 420896, 481024, 631344, 721536, 841792, 962048, 1262688, 1443072, 1683584, 2525376, 2886144, 3367168, 5050752, 6734336, 10101504, 20203008]

約数ペア:

[(1, 20203008), (2, 10101504), (3, 6734336), (4, 5050752), (6, 3367168), (7, 2886144), (8, 2525376), (12, 1683584), (14, 1443072), (16, 1262688), (21, 962048), (24, 841792), (28, 721536), (32, 631344), (42, 481024), (48, 420896), (56, 360768), (64, 315672), (84, 240512), (96, 210448), (112, 180384), (128, 157836), (168, 120256), (192, 105224), (224, 90192), (256, 78918), (336, 60128), (384, 52612), (448, 45096), (512, 39459), (672, 30064), (768, 26306), (896, 22548), (1344, 15032), (1536, 13153), (1792, 11274), (1879, 10752), (2688, 7516), (3584, 5637), (3758, 5376)]