20173409200

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{248441}}^1$

素因数の和:248495

約数の個数: 120

約数和(自身を含む): 57300662880

約数和(自身を除く): 37127253680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 29, 35, 40, 50, 56, 58, 70, 80, 100, 112, 116, 140, 145, 175, 200, 203, 232, 280, 290, 350, 400, 406, 464, 560, 580, 700, 725, 812, 1015, 1160, 1400, 1450, 1624, 2030, 2320, 2800, 2900, 3248, 4060, 5075, 5800, 8120, 10150, 11600, 16240, 20300, 40600, 81200, 248441, 496882, 993764, 1242205, 1739087, 1987528, 2484410, 3478174, 3975056, 4968820, 6211025, 6956348, 7204789, 8695435, 9937640, 12422050, 13912696, 14409578, 17390870, 19875280, 24844100, 27825392, 28819156, 34781740, 36023945, 43477175, 49688200, 50433523, 57638312, 69563480, 72047890, 86954350, 99376400, 100867046, 115276624, 139126960, 144095780, 173908700, 180119725, 201734092, 252167615, 288191560, 347817400, 360239450, 403468184, 504335230, 576383120, 695634800, 720478900, 806936368, 1008670460, 1260838075, 1440957800, 2017340920, 2521676150, 2881915600, 4034681840, 5043352300, 10086704600, 20173409200]

約数ペア:

[(1, 20173409200), (2, 10086704600), (4, 5043352300), (5, 4034681840), (7, 2881915600), (8, 2521676150), (10, 2017340920), (14, 1440957800), (16, 1260838075), (20, 1008670460), (25, 806936368), (28, 720478900), (29, 695634800), (35, 576383120), (40, 504335230), (50, 403468184), (56, 360239450), (58, 347817400), (70, 288191560), (80, 252167615), (100, 201734092), (112, 180119725), (116, 173908700), (140, 144095780), (145, 139126960), (175, 115276624), (200, 100867046), (203, 99376400), (232, 86954350), (280, 72047890), (290, 69563480), (350, 57638312), (400, 50433523), (406, 49688200), (464, 43477175), (560, 36023945), (580, 34781740), (700, 28819156), (725, 27825392), (812, 24844100), (1015, 19875280), (1160, 17390870), (1400, 14409578), (1450, 13912696), (1624, 12422050), (2030, 9937640), (2320, 8695435), (2800, 7204789), (2900, 6956348), (3248, 6211025), (4060, 4968820), (5075, 3975056), (5800, 3478174), (8120, 2484410), (10150, 1987528), (11600, 1739087), (16240, 1242205), (20300, 993764), (40600, 496882), (81200, 248441)]