20910360100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1030067}}^1$

素因数の和:1030117

約数の個数: 72

約数和(自身を含む): 53645941440

約数和(自身を除く): 32735581340

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 29, 35, 50, 58, 70, 100, 116, 140, 145, 175, 203, 290, 350, 406, 580, 700, 725, 812, 1015, 1450, 2030, 2900, 4060, 5075, 10150, 20300, 1030067, 2060134, 4120268, 5150335, 7210469, 10300670, 14420938, 20601340, 25751675, 28841876, 29871943, 36052345, 51503350, 59743886, 72104690, 103006700, 119487772, 144209380, 149359715, 180261725, 209103601, 298719430, 360523450, 418207202, 597438860, 721046900, 746798575, 836414404, 1045518005, 1493597150, 2091036010, 2987194300, 4182072020, 5227590025, 10455180050, 20910360100]

約数ペア:

[(1, 20910360100), (2, 10455180050), (4, 5227590025), (5, 4182072020), (7, 2987194300), (10, 2091036010), (14, 1493597150), (20, 1045518005), (25, 836414404), (28, 746798575), (29, 721046900), (35, 597438860), (50, 418207202), (58, 360523450), (70, 298719430), (100, 209103601), (116, 180261725), (140, 149359715), (145, 144209380), (175, 119487772), (203, 103006700), (290, 72104690), (350, 59743886), (406, 51503350), (580, 36052345), (700, 29871943), (725, 28841876), (812, 25751675), (1015, 20601340), (1450, 14420938), (2030, 10300670), (2900, 7210469), (4060, 5150335), (5075, 4120268), (10150, 2060134), (20300, 1030067)]