121490120

素因数分解:

$2^3\times 5^1\times {\mathrm{1447}}^1\times {\mathrm{2099}}^1$

素因数の和:3557

約数の個数: 32

約数和(自身を含む): 273672000

約数和(自身を除く): 152181880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1447, 2099, 2894, 4198, 5788, 7235, 8396, 10495, 11576, 14470, 16792, 20990, 28940, 41980, 57880, 83960, 3037253, 6074506, 12149012, 15186265, 24298024, 30372530, 60745060, 121490120]

約数ペア:

[(1, 121490120), (2, 60745060), (4, 30372530), (5, 24298024), (8, 15186265), (10, 12149012), (20, 6074506), (40, 3037253), (1447, 83960), (2099, 57880), (2894, 41980), (4198, 28940), (5788, 20990), (7235, 16792), (8396, 14470), (10495, 11576)]