21879200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3907}}^1$

素因数の和:3934

約数の個数: 72

約数和(自身を含む): 61058592

約数和(自身を除く): 39179392

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3907, 5600, 7814, 15628, 19535, 27349, 31256, 39070, 54698, 62512, 78140, 97675, 109396, 125024, 136745, 156280, 195350, 218792, 273490, 312560, 390700, 437584, 546980, 625120, 683725, 781400, 875168, 1093960, 1367450, 1562800, 2187920, 2734900, 3125600, 4375840, 5469800, 10939600, 21879200]

約数ペア:

[(1, 21879200), (2, 10939600), (4, 5469800), (5, 4375840), (7, 3125600), (8, 2734900), (10, 2187920), (14, 1562800), (16, 1367450), (20, 1093960), (25, 875168), (28, 781400), (32, 683725), (35, 625120), (40, 546980), (50, 437584), (56, 390700), (70, 312560), (80, 273490), (100, 218792), (112, 195350), (140, 156280), (160, 136745), (175, 125024), (200, 109396), (224, 97675), (280, 78140), (350, 62512), (400, 54698), (560, 39070), (700, 31256), (800, 27349), (1120, 19535), (1400, 15628), (2800, 7814), (3907, 5600)]