2288240

素因数分解:

$2^4\times 5^1\times {\mathrm{28603}}^1$

素因数の和:28616

約数の個数: 20

約数和(自身を含む): 5320344

約数和(自身を除く): 3032104

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 28603, 57206, 114412, 143015, 228824, 286030, 457648, 572060, 1144120, 2288240]

約数ペア:

[(1, 2288240), (2, 1144120), (4, 572060), (5, 457648), (8, 286030), (10, 228824), (16, 143015), (20, 114412), (40, 57206), (80, 28603)]