19741400

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1$

素因数の和:321

約数の個数: 96

約数和(自身を含む): 53568000

約数和(自身を除く): 33826600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 59, 70, 100, 118, 140, 175, 200, 236, 239, 280, 295, 350, 413, 472, 478, 590, 700, 826, 956, 1180, 1195, 1400, 1475, 1652, 1673, 1912, 2065, 2360, 2390, 2950, 3304, 3346, 4130, 4780, 5900, 5975, 6692, 8260, 8365, 9560, 10325, 11800, 11950, 13384, 14101, 16520, 16730, 20650, 23900, 28202, 33460, 41300, 41825, 47800, 56404, 66920, 70505, 82600, 83650, 98707, 112808, 141010, 167300, 197414, 282020, 334600, 352525, 394828, 493535, 564040, 705050, 789656, 987070, 1410100, 1974140, 2467675, 2820200, 3948280, 4935350, 9870700, 19741400]

約数ペア:

[(1, 19741400), (2, 9870700), (4, 4935350), (5, 3948280), (7, 2820200), (8, 2467675), (10, 1974140), (14, 1410100), (20, 987070), (25, 789656), (28, 705050), (35, 564040), (40, 493535), (50, 394828), (56, 352525), (59, 334600), (70, 282020), (100, 197414), (118, 167300), (140, 141010), (175, 112808), (200, 98707), (236, 83650), (239, 82600), (280, 70505), (295, 66920), (350, 56404), (413, 47800), (472, 41825), (478, 41300), (590, 33460), (700, 28202), (826, 23900), (956, 20650), (1180, 16730), (1195, 16520), (1400, 14101), (1475, 13384), (1652, 11950), (1673, 11800), (1912, 10325), (2065, 9560), (2360, 8365), (2390, 8260), (2950, 6692), (3304, 5975), (3346, 5900), (4130, 4780)]