64471980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1074533}}^1$

素因数の和:1074545

約数の個数: 24

約数和(自身を含む): 180521712

約数和(自身を除く): 116049732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1074533, 2149066, 3223599, 4298132, 5372665, 6447198, 10745330, 12894396, 16117995, 21490660, 32235990, 64471980]

約数ペア:

[(1, 64471980), (2, 32235990), (3, 21490660), (4, 16117995), (5, 12894396), (6, 10745330), (10, 6447198), (12, 5372665), (15, 4298132), (20, 3223599), (30, 2149066), (60, 1074533)]