28320680

素因数分解:

$2^3\times 5^1\times {\mathrm{708017}}^1$

素因数の和:708028

約数の個数: 16

約数和(自身を含む): 63721620

約数和(自身を除く): 35400940

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 708017, 1416034, 2832068, 3540085, 5664136, 7080170, 14160340, 28320680]

約数ペア:

[(1, 28320680), (2, 14160340), (4, 7080170), (5, 5664136), (8, 3540085), (10, 2832068), (20, 1416034), (40, 708017)]