4056640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{1811}}^1$

素因数の和:1835

約数の個数: 56

約数和(自身を含む): 11045952

約数和(自身を除く): 6989312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 1811, 2240, 3622, 7244, 9055, 12677, 14488, 18110, 25354, 28976, 36220, 50708, 57952, 63385, 72440, 101416, 115904, 126770, 144880, 202832, 253540, 289760, 405664, 507080, 579520, 811328, 1014160, 2028320, 4056640]

約数ペア:

[(1, 4056640), (2, 2028320), (4, 1014160), (5, 811328), (7, 579520), (8, 507080), (10, 405664), (14, 289760), (16, 253540), (20, 202832), (28, 144880), (32, 126770), (35, 115904), (40, 101416), (56, 72440), (64, 63385), (70, 57952), (80, 50708), (112, 36220), (140, 28976), (160, 25354), (224, 18110), (280, 14488), (320, 12677), (448, 9055), (560, 7244), (1120, 3622), (1811, 2240)]