40416800

素因数分解:

$2^5\times 5^2\times {\mathrm{19}}^1\times {\mathrm{2659}}^1$

素因数の和:2698

約数の個数: 72

約数和(自身を含む): 103899600

約数和(自身を除く): 63482800

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 25, 32, 38, 40, 50, 76, 80, 95, 100, 152, 160, 190, 200, 304, 380, 400, 475, 608, 760, 800, 950, 1520, 1900, 2659, 3040, 3800, 5318, 7600, 10636, 13295, 15200, 21272, 26590, 42544, 50521, 53180, 66475, 85088, 101042, 106360, 132950, 202084, 212720, 252605, 265900, 404168, 425440, 505210, 531800, 808336, 1010420, 1063600, 1263025, 1616672, 2020840, 2127200, 2526050, 4041680, 5052100, 8083360, 10104200, 20208400, 40416800]

約数ペア:

[(1, 40416800), (2, 20208400), (4, 10104200), (5, 8083360), (8, 5052100), (10, 4041680), (16, 2526050), (19, 2127200), (20, 2020840), (25, 1616672), (32, 1263025), (38, 1063600), (40, 1010420), (50, 808336), (76, 531800), (80, 505210), (95, 425440), (100, 404168), (152, 265900), (160, 252605), (190, 212720), (200, 202084), (304, 132950), (380, 106360), (400, 101042), (475, 85088), (608, 66475), (760, 53180), (800, 50521), (950, 42544), (1520, 26590), (1900, 21272), (2659, 15200), (3040, 13295), (3800, 10636), (5318, 7600)]