3720680

素因数分解:

$2^3\times 5^1\times {\mathrm{191}}^1\times {\mathrm{487}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 8432640

約数和(自身を除く): 4711960

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 191, 382, 487, 764, 955, 974, 1528, 1910, 1948, 2435, 3820, 3896, 4870, 7640, 9740, 19480, 93017, 186034, 372068, 465085, 744136, 930170, 1860340, 3720680]

約数ペア:

[(1, 3720680), (2, 1860340), (4, 930170), (5, 744136), (8, 465085), (10, 372068), (20, 186034), (40, 93017), (191, 19480), (382, 9740), (487, 7640), (764, 4870), (955, 3896), (974, 3820), (1528, 2435), (1910, 1948)]