28948360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{103387}}^1$

素因数の和:103405

約数の個数: 32

約数和(自身を含む): 74439360

約数和(自身を除く): 45491000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 103387, 206774, 413548, 516935, 723709, 827096, 1033870, 1447418, 2067740, 2894836, 3618545, 4135480, 5789672, 7237090, 14474180, 28948360]

約数ペア:

[(1, 28948360), (2, 14474180), (4, 7237090), (5, 5789672), (7, 4135480), (8, 3618545), (10, 2894836), (14, 2067740), (20, 1447418), (28, 1033870), (35, 827096), (40, 723709), (56, 516935), (70, 413548), (140, 206774), (280, 103387)]