258141790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{293}}^1\times {\mathrm{4637}}^1$

素因数の和:4956

約数の個数: 32

約数和(自身を含む): 490885920

約数和(自身を除く): 232744130

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 293, 586, 1465, 2930, 4637, 5567, 9274, 11134, 23185, 27835, 46370, 55670, 88103, 176206, 440515, 881030, 1358641, 2717282, 6793205, 13586410, 25814179, 51628358, 129070895, 258141790]

約数ペア:

[(1, 258141790), (2, 129070895), (5, 51628358), (10, 25814179), (19, 13586410), (38, 6793205), (95, 2717282), (190, 1358641), (293, 881030), (586, 440515), (1465, 176206), (2930, 88103), (4637, 55670), (5567, 46370), (9274, 27835), (11134, 23185)]