630848320

素因数分解:

$2^6\times 5^1\times {\mathrm{1971401}}^1$

素因数の和:1971418

約数の個数: 28

約数和(自身を含む): 1502208324

約数和(自身を除く): 871360004

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1971401, 3942802, 7885604, 9857005, 15771208, 19714010, 31542416, 39428020, 63084832, 78856040, 126169664, 157712080, 315424160, 630848320]

約数ペア:

[(1, 630848320), (2, 315424160), (4, 157712080), (5, 126169664), (8, 78856040), (10, 63084832), (16, 39428020), (20, 31542416), (32, 19714010), (40, 15771208), (64, 9857005), (80, 7885604), (160, 3942802), (320, 1971401)]