30699950420

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1\times {\mathrm{205957}}^1$

素因数の和:206252

約数の個数: 48

約数和(自身を含む): 66952826640

約数和(自身を除く): 36252876220

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 116, 145, 257, 290, 514, 580, 1028, 1285, 2570, 5140, 7453, 14906, 29812, 37265, 74530, 149060, 205957, 411914, 823828, 1029785, 2059570, 4119140, 5972753, 11945506, 23891012, 29863765, 52930949, 59727530, 105861898, 119455060, 211723796, 264654745, 529309490, 1058618980, 1534997521, 3069995042, 6139990084, 7674987605, 15349975210, 30699950420]

約数ペア:

[(1, 30699950420), (2, 15349975210), (4, 7674987605), (5, 6139990084), (10, 3069995042), (20, 1534997521), (29, 1058618980), (58, 529309490), (116, 264654745), (145, 211723796), (257, 119455060), (290, 105861898), (514, 59727530), (580, 52930949), (1028, 29863765), (1285, 23891012), (2570, 11945506), (5140, 5972753), (7453, 4119140), (14906, 2059570), (29812, 1029785), (37265, 823828), (74530, 411914), (149060, 205957)]