407749790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{6151}}^1$

素因数の和:7112

約数の個数: 32

約数和(自身を含む): 839821824

約数和(自身を除く): 432072034

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 947, 1894, 4735, 6151, 6629, 9470, 12302, 13258, 30755, 33145, 43057, 61510, 66290, 86114, 215285, 430570, 5824997, 11649994, 29124985, 40774979, 58249970, 81549958, 203874895, 407749790]

約数ペア:

[(1, 407749790), (2, 203874895), (5, 81549958), (7, 58249970), (10, 40774979), (14, 29124985), (35, 11649994), (70, 5824997), (947, 430570), (1894, 215285), (4735, 86114), (6151, 66290), (6629, 61510), (9470, 43057), (12302, 33145), (13258, 30755)]