1039780

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{1061}}^1$

素因数の和:1084

約数の個数: 36

約数和(自身を含む): 2542428

約数和(自身を除く): 1502648

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 490, 980, 1061, 2122, 4244, 5305, 7427, 10610, 14854, 21220, 29708, 37135, 51989, 74270, 103978, 148540, 207956, 259945, 519890, 1039780]

約数ペア:

[(1, 1039780), (2, 519890), (4, 259945), (5, 207956), (7, 148540), (10, 103978), (14, 74270), (20, 51989), (28, 37135), (35, 29708), (49, 21220), (70, 14854), (98, 10610), (140, 7427), (196, 5305), (245, 4244), (490, 2122), (980, 1061)]