2188900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1$

素因数の和:133

約数の個数: 72

約数和(自身を含む): 5624640

約数和(自身を除く): 3435740

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 53, 59, 70, 100, 106, 118, 140, 175, 212, 236, 265, 295, 350, 371, 413, 530, 590, 700, 742, 826, 1060, 1180, 1325, 1475, 1484, 1652, 1855, 2065, 2650, 2950, 3127, 3710, 4130, 5300, 5900, 6254, 7420, 8260, 9275, 10325, 12508, 15635, 18550, 20650, 21889, 31270, 37100, 41300, 43778, 62540, 78175, 87556, 109445, 156350, 218890, 312700, 437780, 547225, 1094450, 2188900]

約数ペア:

[(1, 2188900), (2, 1094450), (4, 547225), (5, 437780), (7, 312700), (10, 218890), (14, 156350), (20, 109445), (25, 87556), (28, 78175), (35, 62540), (50, 43778), (53, 41300), (59, 37100), (70, 31270), (100, 21889), (106, 20650), (118, 18550), (140, 15635), (175, 12508), (212, 10325), (236, 9275), (265, 8260), (295, 7420), (350, 6254), (371, 5900), (413, 5300), (530, 4130), (590, 3710), (700, 3127), (742, 2950), (826, 2650), (1060, 2065), (1180, 1855), (1325, 1652), (1475, 1484)]