27871120

素因数分解:

$2^4\times 5^1\times {\mathrm{348389}}^1$

素因数の和:348402

約数の個数: 20

約数和(自身を含む): 64800540

約数和(自身を除く): 36929420

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 348389, 696778, 1393556, 1741945, 2787112, 3483890, 5574224, 6967780, 13935560, 27871120]

約数ペア:

[(1, 27871120), (2, 13935560), (4, 6967780), (5, 5574224), (8, 3483890), (10, 2787112), (16, 1741945), (20, 1393556), (40, 696778), (80, 348389)]