7938090

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{457}}^1$

素因数の和:663

約数の個数: 48

約数和(自身を含む): 20791368

約数和(自身を除く): 12853278

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 193, 386, 457, 579, 914, 965, 1158, 1371, 1737, 1930, 2285, 2742, 2895, 3474, 4113, 4570, 5790, 6855, 8226, 8685, 13710, 17370, 20565, 41130, 88201, 176402, 264603, 441005, 529206, 793809, 882010, 1323015, 1587618, 2646030, 3969045, 7938090]

約数ペア:

[(1, 7938090), (2, 3969045), (3, 2646030), (5, 1587618), (6, 1323015), (9, 882010), (10, 793809), (15, 529206), (18, 441005), (30, 264603), (45, 176402), (90, 88201), (193, 41130), (386, 20565), (457, 17370), (579, 13710), (914, 8685), (965, 8226), (1158, 6855), (1371, 5790), (1737, 4570), (1930, 4113), (2285, 3474), (2742, 2895)]