1997430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{479}}^1$

素因数の和:628

約数の個数: 32

約数和(自身を含む): 4838400

約数和(自身を除く): 2840970

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 139, 278, 417, 479, 695, 834, 958, 1390, 1437, 2085, 2395, 2874, 4170, 4790, 7185, 14370, 66581, 133162, 199743, 332905, 399486, 665810, 998715, 1997430]

約数ペア:

[(1, 1997430), (2, 998715), (3, 665810), (5, 399486), (6, 332905), (10, 199743), (15, 133162), (30, 66581), (139, 14370), (278, 7185), (417, 4790), (479, 4170), (695, 2874), (834, 2395), (958, 2085), (1390, 1437)]