39839900

素因数分解:

$2^2\times 5^2\times {\mathrm{127}}^1\times {\mathrm{3137}}^1$

素因数の和:3278

約数の個数: 36

約数和(自身を含む): 87161088

約数和(自身を除く): 47321188

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 127, 254, 508, 635, 1270, 2540, 3137, 3175, 6274, 6350, 12548, 12700, 15685, 31370, 62740, 78425, 156850, 313700, 398399, 796798, 1593596, 1991995, 3983990, 7967980, 9959975, 19919950, 39839900]

約数ペア:

[(1, 39839900), (2, 19919950), (4, 9959975), (5, 7967980), (10, 3983990), (20, 1991995), (25, 1593596), (50, 796798), (100, 398399), (127, 313700), (254, 156850), (508, 78425), (635, 62740), (1270, 31370), (2540, 15685), (3137, 12700), (3175, 12548), (6274, 6350)]