21600910640

素因数分解:

$2^4\times 5^1\times {\mathrm{56737}}^1\times {\mathrm{4759}}^1$

素因数の和:61509

約数の個数: 40

約数和(自身を含む): 50233555680

約数和(自身を除く): 28632645040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 4759, 9518, 19036, 23795, 38072, 47590, 56737, 76144, 95180, 113474, 190360, 226948, 283685, 380720, 453896, 567370, 907792, 1134740, 2269480, 4538960, 270011383, 540022766, 1080045532, 1350056915, 2160091064, 2700113830, 4320182128, 5400227660, 10800455320, 21600910640]

約数ペア:

[(1, 21600910640), (2, 10800455320), (4, 5400227660), (5, 4320182128), (8, 2700113830), (10, 2160091064), (16, 1350056915), (20, 1080045532), (40, 540022766), (80, 270011383), (4759, 4538960), (9518, 2269480), (19036, 1134740), (23795, 907792), (38072, 567370), (47590, 453896), (56737, 380720), (76144, 283685), (95180, 226948), (113474, 190360)]