201993540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{480937}}^1$

素因数の和:480956

約数の個数: 48

約数和(自身を含む): 646380672

約数和(自身を除く): 444387132

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 480937, 961874, 1442811, 1923748, 2404685, 2885622, 3366559, 4809370, 5771244, 6733118, 7214055, 9618740, 10099677, 13466236, 14428110, 16832795, 20199354, 28856220, 33665590, 40398708, 50498385, 67331180, 100996770, 201993540]

約数ペア:

[(1, 201993540), (2, 100996770), (3, 67331180), (4, 50498385), (5, 40398708), (6, 33665590), (7, 28856220), (10, 20199354), (12, 16832795), (14, 14428110), (15, 13466236), (20, 10099677), (21, 9618740), (28, 7214055), (30, 6733118), (35, 5771244), (42, 4809370), (60, 3366559), (70, 2885622), (84, 2404685), (105, 1923748), (140, 1442811), (210, 961874), (420, 480937)]