21874400

素因数分解:

$2^5\times 5^2\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:796

約数の個数: 72

約数和(自身を含む): 54918360

約数和(自身を除く): 33043960

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 37, 40, 50, 74, 80, 100, 148, 160, 185, 200, 296, 370, 400, 592, 739, 740, 800, 925, 1184, 1478, 1480, 1850, 2956, 2960, 3695, 3700, 5912, 5920, 7390, 7400, 11824, 14780, 14800, 18475, 23648, 27343, 29560, 29600, 36950, 54686, 59120, 73900, 109372, 118240, 136715, 147800, 218744, 273430, 295600, 437488, 546860, 591200, 683575, 874976, 1093720, 1367150, 2187440, 2734300, 4374880, 5468600, 10937200, 21874400]

約数ペア:

[(1, 21874400), (2, 10937200), (4, 5468600), (5, 4374880), (8, 2734300), (10, 2187440), (16, 1367150), (20, 1093720), (25, 874976), (32, 683575), (37, 591200), (40, 546860), (50, 437488), (74, 295600), (80, 273430), (100, 218744), (148, 147800), (160, 136715), (185, 118240), (200, 109372), (296, 73900), (370, 59120), (400, 54686), (592, 36950), (739, 29600), (740, 29560), (800, 27343), (925, 23648), (1184, 18475), (1478, 14800), (1480, 14780), (1850, 11824), (2956, 7400), (2960, 7390), (3695, 5920), (3700, 5912)]