271460

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{277}}^1$

素因数の和:300

約数の個数: 36

約数和(自身を含む): 665532

約数和(自身を除く): 394072

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 277, 490, 554, 980, 1108, 1385, 1939, 2770, 3878, 5540, 7756, 9695, 13573, 19390, 27146, 38780, 54292, 67865, 135730, 271460]

約数ペア:

[(1, 271460), (2, 135730), (4, 67865), (5, 54292), (7, 38780), (10, 27146), (14, 19390), (20, 13573), (28, 9695), (35, 7756), (49, 5540), (70, 3878), (98, 2770), (140, 1939), (196, 1385), (245, 1108), (277, 980), (490, 554)]