1235398720

素因数分解:

$2^6\times 5^1\times {\mathrm{1453}}^1\times {\mathrm{2657}}^1$

素因数の和:4127

約数の個数: 56

約数和(自身を含む): 2944925784

約数和(自身を除く): 1709527064

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1453, 2657, 2906, 5314, 5812, 7265, 10628, 11624, 13285, 14530, 21256, 23248, 26570, 29060, 42512, 46496, 53140, 58120, 85024, 92992, 106280, 116240, 170048, 212560, 232480, 425120, 464960, 850240, 3860621, 7721242, 15442484, 19303105, 30884968, 38606210, 61769936, 77212420, 123539872, 154424840, 247079744, 308849680, 617699360, 1235398720]

約数ペア:

[(1, 1235398720), (2, 617699360), (4, 308849680), (5, 247079744), (8, 154424840), (10, 123539872), (16, 77212420), (20, 61769936), (32, 38606210), (40, 30884968), (64, 19303105), (80, 15442484), (160, 7721242), (320, 3860621), (1453, 850240), (2657, 464960), (2906, 425120), (5314, 232480), (5812, 212560), (7265, 170048), (10628, 116240), (11624, 106280), (13285, 92992), (14530, 85024), (21256, 58120), (23248, 53140), (26570, 46496), (29060, 42512)]