1025960

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1973}}^1$

素因数の和:1997

約数の個数: 32

約数和(自身を含む): 2487240

約数和(自身を除く): 1461280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 1973, 3946, 7892, 9865, 15784, 19730, 25649, 39460, 51298, 78920, 102596, 128245, 205192, 256490, 512980, 1025960]

約数ペア:

[(1, 1025960), (2, 512980), (4, 256490), (5, 205192), (8, 128245), (10, 102596), (13, 78920), (20, 51298), (26, 39460), (40, 25649), (52, 19730), (65, 15784), (104, 9865), (130, 7892), (260, 3946), (520, 1973)]