1990470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{1543}}^1$

素因数の和:1596

約数の個数: 32

約数和(自身を含む): 4891392

約数和(自身を除く): 2900922

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 215, 258, 430, 645, 1290, 1543, 3086, 4629, 7715, 9258, 15430, 23145, 46290, 66349, 132698, 199047, 331745, 398094, 663490, 995235, 1990470]

約数ペア:

[(1, 1990470), (2, 995235), (3, 663490), (5, 398094), (6, 331745), (10, 199047), (15, 132698), (30, 66349), (43, 46290), (86, 23145), (129, 15430), (215, 9258), (258, 7715), (430, 4629), (645, 3086), (1290, 1543)]