201406720

素因数分解:

$2^8\times 5^1\times {\mathrm{157349}}^1$

素因数の和:157370

約数の個数: 36

約数和(自身を含む): 482435100

約数和(自身を除く): 281028380

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 256, 320, 640, 1280, 157349, 314698, 629396, 786745, 1258792, 1573490, 2517584, 3146980, 5035168, 6293960, 10070336, 12587920, 20140672, 25175840, 40281344, 50351680, 100703360, 201406720]

約数ペア:

[(1, 201406720), (2, 100703360), (4, 50351680), (5, 40281344), (8, 25175840), (10, 20140672), (16, 12587920), (20, 10070336), (32, 6293960), (40, 5035168), (64, 3146980), (80, 2517584), (128, 1573490), (160, 1258792), (256, 786745), (320, 629396), (640, 314698), (1280, 157349)]