1210400128

素因数分解:

$2^7\times 7^1\times {\mathrm{1350893}}^1$

素因数の和:1350914

約数の個数: 32

約数和(自身を含む): 2755823760

約数和(自身を除く): 1545423632

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 1350893, 2701786, 5403572, 9456251, 10807144, 18912502, 21614288, 37825004, 43228576, 75650008, 86457152, 151300016, 172914304, 302600032, 605200064, 1210400128]

約数ペア:

[(1, 1210400128), (2, 605200064), (4, 302600032), (7, 172914304), (8, 151300016), (14, 86457152), (16, 75650008), (28, 43228576), (32, 37825004), (56, 21614288), (64, 18912502), (112, 10807144), (128, 9456251), (224, 5403572), (448, 2701786), (896, 1350893)]