154428260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1103059}}^1$

素因数の和:1103075

約数の個数: 24

約数和(自身を含む): 370628160

約数和(自身を除く): 216199900

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1103059, 2206118, 4412236, 5515295, 7721413, 11030590, 15442826, 22061180, 30885652, 38607065, 77214130, 154428260]

約数ペア:

[(1, 154428260), (2, 77214130), (4, 38607065), (5, 30885652), (7, 22061180), (10, 15442826), (14, 11030590), (20, 7721413), (28, 5515295), (35, 4412236), (70, 2206118), (140, 1103059)]