7136240

素因数分解:

$2^4\times 5^1\times {\mathrm{89203}}^1$

素因数の和:89216

約数の個数: 20

約数和(自身を含む): 16591944

約数和(自身を除く): 9455704

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 89203, 178406, 356812, 446015, 713624, 892030, 1427248, 1784060, 3568120, 7136240]

約数ペア:

[(1, 7136240), (2, 3568120), (4, 1784060), (5, 1427248), (8, 892030), (10, 713624), (16, 446015), (20, 356812), (40, 178406), (80, 89203)]