202947640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{724813}}^1$

素因数の和:724831

約数の個数: 32

約数和(自身を含む): 521866080

約数和(自身を除く): 318918440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 724813, 1449626, 2899252, 3624065, 5073691, 5798504, 7248130, 10147382, 14496260, 20294764, 25368455, 28992520, 40589528, 50736910, 101473820, 202947640]

約数ペア:

[(1, 202947640), (2, 101473820), (4, 50736910), (5, 40589528), (7, 28992520), (8, 25368455), (10, 20294764), (14, 14496260), (20, 10147382), (28, 7248130), (35, 5798504), (40, 5073691), (56, 3624065), (70, 2899252), (140, 1449626), (280, 724813)]