10818920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{38639}}^1$

素因数の和:38657

約数の個数: 32

約数和(自身を含む): 27820800

約数和(自身を除く): 17001880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 38639, 77278, 154556, 193195, 270473, 309112, 386390, 540946, 772780, 1081892, 1352365, 1545560, 2163784, 2704730, 5409460, 10818920]

約数ペア:

[(1, 10818920), (2, 5409460), (4, 2704730), (5, 2163784), (7, 1545560), (8, 1352365), (10, 1081892), (14, 772780), (20, 540946), (28, 386390), (35, 309112), (40, 270473), (56, 193195), (70, 154556), (140, 77278), (280, 38639)]