85980740

素因数分解:

$2^2\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{2971}}^1$

素因数の和:4427

約数の個数: 24

約数和(自身を含む): 180745152

約数和(自身を除く): 94764412

約数列:

[1, 2, 4, 5, 10, 20, 1447, 2894, 2971, 5788, 5942, 7235, 11884, 14470, 14855, 28940, 29710, 59420, 4299037, 8598074, 17196148, 21495185, 42990370, 85980740]

約数ペア:

[(1, 85980740), (2, 42990370), (4, 21495185), (5, 17196148), (10, 8598074), (20, 4299037), (1447, 59420), (2894, 29710), (2971, 28940), (5788, 14855), (5942, 14470), (7235, 11884)]