321013340

素因数分解:

$2^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{203173}}^1$

素因数の和:203261

約数の個数: 24

約数和(自身を含む): 682664640

約数和(自身を除く): 361651300

約数列:

[1, 2, 4, 5, 10, 20, 79, 158, 316, 395, 790, 1580, 203173, 406346, 812692, 1015865, 2031730, 4063460, 16050667, 32101334, 64202668, 80253335, 160506670, 321013340]

約数ペア:

[(1, 321013340), (2, 160506670), (4, 80253335), (5, 64202668), (10, 32101334), (20, 16050667), (79, 4063460), (158, 2031730), (316, 1015865), (395, 812692), (790, 406346), (1580, 203173)]