7883660

素因数分解:

$2^2\times 5^1\times {\mathrm{401}}^1\times {\mathrm{983}}^1$

素因数の和:1393

約数の個数: 24

約数和(自身を含む): 16613856

約数和(自身を除く): 8730196

約数列:

[1, 2, 4, 5, 10, 20, 401, 802, 983, 1604, 1966, 2005, 3932, 4010, 4915, 8020, 9830, 19660, 394183, 788366, 1576732, 1970915, 3941830, 7883660]

約数ペア:

[(1, 7883660), (2, 3941830), (4, 1970915), (5, 1576732), (10, 788366), (20, 394183), (401, 19660), (802, 9830), (983, 8020), (1604, 4915), (1966, 4010), (2005, 3932)]