53643440

素因数分解:

$2^4\times 5^1\times {\mathrm{670543}}^1$

素因数の和:670556

約数の個数: 20

約数和(自身を含む): 124721184

約数和(自身を除く): 71077744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 670543, 1341086, 2682172, 3352715, 5364344, 6705430, 10728688, 13410860, 26821720, 53643440]

約数ペア:

[(1, 53643440), (2, 26821720), (4, 13410860), (5, 10728688), (8, 6705430), (10, 5364344), (16, 3352715), (20, 2682172), (40, 1341086), (80, 670543)]