51938180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1063}}^1$

素因数の和:1428

約数の個数: 48

約数和(自身を含む): 125126400

約数和(自身を除く): 73188220

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 349, 698, 1063, 1396, 1745, 2126, 2443, 3490, 4252, 4886, 5315, 6980, 7441, 9772, 10630, 12215, 14882, 21260, 24430, 29764, 37205, 48860, 74410, 148820, 370987, 741974, 1483948, 1854935, 2596909, 3709870, 5193818, 7419740, 10387636, 12984545, 25969090, 51938180]

約数ペア:

[(1, 51938180), (2, 25969090), (4, 12984545), (5, 10387636), (7, 7419740), (10, 5193818), (14, 3709870), (20, 2596909), (28, 1854935), (35, 1483948), (70, 741974), (140, 370987), (349, 148820), (698, 74410), (1063, 48860), (1396, 37205), (1745, 29764), (2126, 24430), (2443, 21260), (3490, 14882), (4252, 12215), (4886, 10630), (5315, 9772), (6980, 7441)]