642168272

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{680263}}^1$

素因数の和:680330

約数の個数: 20

約数和(自身を含む): 1265291040

約数和(自身を除く): 623122768

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 680263, 1360526, 2721052, 5442104, 10884208, 40135517, 80271034, 160542068, 321084136, 642168272]

約数ペア:

[(1, 642168272), (2, 321084136), (4, 160542068), (8, 80271034), (16, 40135517), (59, 10884208), (118, 5442104), (236, 2721052), (472, 1360526), (944, 680263)]