13303640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47513}}^1$

素因数の和:47531

約数の個数: 32

約数和(自身を含む): 34210080

約数和(自身を除く): 20906440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 47513, 95026, 190052, 237565, 332591, 380104, 475130, 665182, 950260, 1330364, 1662955, 1900520, 2660728, 3325910, 6651820, 13303640]

約数ペア:

[(1, 13303640), (2, 6651820), (4, 3325910), (5, 2660728), (7, 1900520), (8, 1662955), (10, 1330364), (14, 950260), (20, 665182), (28, 475130), (35, 380104), (40, 332591), (56, 237565), (70, 190052), (140, 95026), (280, 47513)]