42947120

素因数分解:

$2^4\times 5^1\times {\mathrm{536839}}^1$

素因数の和:536852

約数の個数: 20

約数和(自身を含む): 99852240

約数和(自身を除く): 56905120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 536839, 1073678, 2147356, 2684195, 4294712, 5368390, 8589424, 10736780, 21473560, 42947120]

約数ペア:

[(1, 42947120), (2, 21473560), (4, 10736780), (5, 8589424), (8, 5368390), (10, 4294712), (16, 2684195), (20, 2147356), (40, 1073678), (80, 536839)]