274927240

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{140269}}^1$

素因数の和:140294

約数の個数: 48

約数和(自身を含む): 719585100

約数和(自身を除く): 444657860

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 140269, 280538, 561076, 701345, 981883, 1122152, 1402690, 1963766, 2805380, 3927532, 4909415, 5610760, 6873181, 7855064, 9818830, 13746362, 19637660, 27492724, 34365905, 39275320, 54985448, 68731810, 137463620, 274927240]

約数ペア:

[(1, 274927240), (2, 137463620), (4, 68731810), (5, 54985448), (7, 39275320), (8, 34365905), (10, 27492724), (14, 19637660), (20, 13746362), (28, 9818830), (35, 7855064), (40, 6873181), (49, 5610760), (56, 4909415), (70, 3927532), (98, 2805380), (140, 1963766), (196, 1402690), (245, 1122152), (280, 981883), (392, 701345), (490, 561076), (980, 280538), (1960, 140269)]